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1401061 = 5992339
BaseRepresentation
bin101010110000011100101
32122011220011
411112003211
5324313221
650010221
714623504
oct5260345
92564804
101401061
11877702
12576971
133a093c
1428683b
151ca1e1
hex1560e5

1401061 has 4 divisors (see below), whose sum is σ = 1404000. Its totient is φ = 1398124.

The previous prime is 1401053. The next prime is 1401067. The reversal of 1401061 is 1601041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1401061 - 23 = 1401053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 571 + ... + 1768.

It is an arithmetic number, because the mean of its divisors is an integer number (351000).

21401061 is an apocalyptic number.

It is an amenable number.

1401061 is a deficient number, since it is larger than the sum of its proper divisors (2939).

1401061 is an equidigital number, since it uses as much as digits as its factorization.

1401061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2938.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1401061 is about 1183.6642260371. The cubic root of 1401061 is about 111.8971472856.

The spelling of 1401061 in words is "one million, four hundred one thousand, sixty-one".

Divisors: 1 599 2339 1401061