1523400151113 has 40 divisors (see below), whose sum is σ = 2351675880576. Its totient is φ = 982159668000.

The previous prime is 1523400151069. The next prime is 1523400151193. The reversal of 1523400151113 is 3111510043251.

It is not a de Polignac number, because 1523400151113 - 2¹⁰ = 1523400150089 is a prime.

It is a super-2 number, since 2×1523400151113² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1523400151193) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1813473 + ... + 2517038.

Almost surely, 2^{1523400151113} is an apocalyptic number.

It is an amenable number.

1523400151113 is a deficient number, since it is larger than the sum of its proper divisors (828275729463).

1523400151113 is a wasteful number, since it uses less digits than its factorization.

1523400151113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4330667 (or 4330658 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

Adding to 1523400151113 its reverse (3111510043251), we get a palindrome (4634910194364).

The spelling of 1523400151113 in words is "one trillion, five hundred twenty-three billion, four hundred million, one hundred fifty-one thousand, one hundred thirteen".