9131503745 has 32 divisors (see below), whose sum is σ = 13657297920. Its totient is φ = 5706754560.

The previous prime is 9131503697. The next prime is 9131503781. The reversal of 9131503745 is 5473051319.

It is not a de Polignac number, because 9131503745 - 2⁸ = 9131503489 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9131503699 and 9131503708.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 91076 + ... + 162965.

It is an arithmetic number, because the mean of its divisors is an integer number (426790560).

Almost surely, 2^9131503745 is an apocalyptic number.

It is an amenable number.

9131503745 is a deficient number, since it is larger than the sum of its proper divisors (4525794175).

9131503745 is a wasteful number, since it uses less digits than its factorization.

9131503745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254145.

The product of its (nonzero) digits is 56700, while the sum is 38.

The square root of 9131503745 is about 95558.9019662742. The cubic root of 9131503745 is about 2090.1659434183.

The spelling of 9131503745 in words is "nine billion, one hundred thirty-one million, five hundred three thousand, seven hundred forty-five".