2531350265 has 4 divisors (see below), whose sum is σ = 3037620324. Its totient is φ = 2025080208.

The previous prime is 2531350243. The next prime is 2531350271. The reversal of 2531350265 is 5620531352.

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

It can be written as a sum of positive squares in 2 ways, for example, as 302377321 + 2228972944 = 17389^2 + 47212^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2531350265 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 253135022 + ... + 253135031.

It is an arithmetic number, because the mean of its divisors is an integer number (759405081).

Almost surely, 2^2531350265 is an apocalyptic number.

It is an amenable number.

2531350265 is a deficient number, since it is larger than the sum of its proper divisors (506270059).

2531350265 is an equidigital number, since it uses as much as digits as its factorization.

2531350265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506270058.

The product of its (nonzero) digits is 27000, while the sum is 32.

The square root of 2531350265 is about 50312.5259254592. The cubic root of 2531350265 is about 1362.8584388158.

The spelling of 2531350265 in words is "two billion, five hundred thirty-one million, three hundred fifty thousand, two hundred sixty-five".