1504773531131 has 4 divisors (see below), whose sum is σ = 1620525341232. Its totient is φ = 1389021721032.

The previous prime is 1504773531127. The next prime is 1504773531161. The reversal of 1504773531131 is 1311353774051.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1504773531131 - 2² = 1504773531127 is a prime.

It is a super-2 number, since 2×1504773531131² (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 (1504773531161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57875905031 + ... + 57875905056.

It is an arithmetic number, because the mean of its divisors is an integer number (405131335308).

Almost surely, 2^{1504773531131} is an apocalyptic number.

1504773531131 is a deficient number, since it is larger than the sum of its proper divisors (115751810101).

1504773531131 is a wasteful number, since it uses less digits than its factorization.

1504773531131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115751810100.

The product of its (nonzero) digits is 132300, while the sum is 41.

The spelling of 1504773531131 in words is "one trillion, five hundred four billion, seven hundred seventy-three million, five hundred thirty-one thousand, one hundred thirty-one".