3151520451 has 24 divisors (see below), whose sum is σ = 4743102000. Its totient is φ = 2013947712.

The previous prime is 3151520431. The next prime is 3151520453. The reversal of 3151520451 is 1540251513.

It is not a de Polignac number, because 3151520451 - 2⁹ = 3151519939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3151520453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7156 + ... + 79713.

It is an arithmetic number, because the mean of its divisors is an integer number (197629250).

Almost surely, 2^3151520451 is an apocalyptic number.

3151520451 is a deficient number, since it is larger than the sum of its proper divisors (1591581549).

3151520451 is a wasteful number, since it uses less digits than its factorization.

3151520451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87043 (or 87040 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The square root of 3151520451 is about 56138.4044215722. The cubic root of 3151520451 is about 1466.1330254251.

Adding to 3151520451 its reverse (1540251513), we get a palindrome (4691771964).

The spelling of 3151520451 in words is "three billion, one hundred fifty-one million, five hundred twenty thousand, four hundred fifty-one".