1040405104313 has 16 divisors (see below), whose sum is σ = 1055763456000. Its totient is φ = 1025155725120.

The previous prime is 1040405104309. The next prime is 1040405104339. The reversal of 1040405104313 is 3134015040401.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1040405104313 - 2² = 1040405104309 is a prime.

It is a super-2 number, since 2×1040405104313² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1040405104303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104568863 + ... + 104578811.

It is an arithmetic number, because the mean of its divisors is an integer number (65985216000).

Almost surely, 2^{1040405104313} is an apocalyptic number.

It is an amenable number.

1040405104313 is a deficient number, since it is larger than the sum of its proper divisors (15358351687).

1040405104313 is a wasteful number, since it uses less digits than its factorization.

1040405104313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15272.

The product of its (nonzero) digits is 2880, while the sum is 26.

The spelling of 1040405104313 in words is "one trillion, forty billion, four hundred five million, one hundred four thousand, three hundred thirteen".