3115400452 has 24 divisors (see below), whose sum is σ = 5576449536. Its totient is φ = 1522230528.

The previous prime is 3115400447. The next prime is 3115400461. The reversal of 3115400452 is 2540045113.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114213 + ... + 138835.

It is an arithmetic number, because the mean of its divisors is an integer number (232352064).

Almost surely, 2^3115400452 is an apocalyptic number.

It is an amenable number.

3115400452 is a deficient number, since it is larger than the sum of its proper divisors (2461049084).

3115400452 is a wasteful number, since it uses less digits than its factorization.

3115400452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25347 (or 25345 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 3115400452 is about 55815.7724303803. The cubic root of 3115400452 is about 1460.5103070084.

Adding to 3115400452 its reverse (2540045113), we get a palindrome (5655445565).

The spelling of 3115400452 in words is "three billion, one hundred fifteen million, four hundred thousand, four hundred fifty-two".