3151542225 has 96 divisors (see below), whose sum is σ = 5887123200. Its totient is φ = 1476034560.

The previous prime is 3151542193. The next prime is 3151542227. The reversal of 3151542225 is 5222451513.

It is not a de Polignac number, because 3151542225 - 2⁵ = 3151542193 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3151542192 and 3151542201.

It is not an unprimeable number, because it can be changed into a prime (3151542227) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 7018801 + ... + 7019249.

It is an arithmetic number, because the mean of its divisors is an integer number (61324200).

Almost surely, 2^3151542225 is an apocalyptic number.

It is an amenable number.

3151542225 is a deficient number, since it is larger than the sum of its proper divisors (2735580975).

3151542225 is a wasteful number, since it uses less digits than its factorization.

3151542225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 811 (or 806 counting only the distinct ones).

The product of its digits is 12000, while the sum is 30.

The square root of 3151542225 is about 56138.5983526486. The cubic root of 3151542225 is about 1466.1364019442.

Adding to 3151542225 its reverse (5222451513), we get a palindrome (8373993738).

The spelling of 3151542225 in words is "three billion, one hundred fifty-one million, five hundred forty-two thousand, two hundred twenty-five".