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1122405601 = 1959998621
BaseRepresentation
bin100001011100110…
…1000110011100001
32220020000010000211
41002321220303201
54244313434401
6303213014121
736546201352
oct10271506341
92806003024
101122405601
11526628a39
12273a84341
1314b6c7035
14a90d1d29
156880e951
hex42e68ce1

1122405601 has 8 divisors (see below), whose sum is σ = 1183464000. Its totient is φ = 1061545680.

The previous prime is 1122405577. The next prime is 1122405617. The reversal of 1122405601 is 1065042211.

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 1122405601 - 215 = 1122372833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1122405631) 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, 37930 + ... + 60691.

It is an arithmetic number, because the mean of its divisors is an integer number (147933000).

Almost surely, 21122405601 is an apocalyptic number.

It is an amenable number.

1122405601 is a deficient number, since it is larger than the sum of its proper divisors (61058399).

1122405601 is an equidigital number, since it uses as much as digits as its factorization.

1122405601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99239.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 1122405601 is about 33502.3223224898. The cubic root of 1122405601 is about 1039.2418046944.

Adding to 1122405601 its reverse (1065042211), we get a palindrome (2187447812).

The spelling of 1122405601 in words is "one billion, one hundred twenty-two million, four hundred five thousand, six hundred one".

Divisors: 1 19 599 11381 98621 1873799 59073979 1122405601