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1121130001 = 7952127239
BaseRepresentation
bin100001011010011…
…0001011000010001
32220010121022020101
41002310301120101
54244002130001
6303125412401
736532306405
oct10264613021
92803538211
101121130001
11525937622
1227356a101
1314b36b544
14a8c7d105
156865ba01
hex42d31611

1121130001 has 8 divisors (see below), whose sum is σ = 1137542400. Its totient is φ = 1104773280.

The previous prime is 1121129987. The next prime is 1121130019. The reversal of 1121130001 is 1000311211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1121130001 - 25 = 1121129969 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1121130001.

It is not an unprimeable number, because it can be changed into a prime (1121130301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27540 + ... + 54778.

It is an arithmetic number, because the mean of its divisors is an integer number (142192800).

Almost surely, 21121130001 is an apocalyptic number.

It is an amenable number.

1121130001 is a deficient number, since it is larger than the sum of its proper divisors (16412399).

1121130001 is an equidigital number, since it uses as much as digits as its factorization.

1121130001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27839.

The product of its (nonzero) digits is 6, while the sum is 10.

The square root of 1121130001 is about 33483.2794242141. The cubic root of 1121130001 is about 1038.8479603302.

Adding to 1121130001 its reverse (1000311211), we get a palindrome (2121441212).

The spelling of 1121130001 in words is "one billion, one hundred twenty-one million, one hundred thirty thousand, one".

Divisors: 1 79 521 27239 41159 2151881 14191519 1121130001