1535145155131 has 32 divisors (see below), whose sum is σ = 1818297953280. Its totient is φ = 1268818701696.

The previous prime is 1535145155107. The next prime is 1535145155177. The reversal of 1535145155131 is 1315515415351.

It is not a de Polignac number, because 1535145155131 - 2⁷ = 1535145155003 is a prime.

It is a super-2 number, since 2×1535145155131² (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 (1535145155101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 145272010 + ... + 145282576.

It is an arithmetic number, because the mean of its divisors is an integer number (56821811040).

Almost surely, 2^{1535145155131} is an apocalyptic number.

1535145155131 is a deficient number, since it is larger than the sum of its proper divisors (283152798149).

1535145155131 is a wasteful number, since it uses less digits than its factorization.

1535145155131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17323.

The product of its digits is 112500, while the sum is 40.

The spelling of 1535145155131 in words is "one trillion, five hundred thirty-five billion, one hundred forty-five million, one hundred fifty-five thousand, one hundred thirty-one".