1525105316 has 48 divisors (see below), whose sum is σ = 3116171520. Its totient is φ = 639550080.

The previous prime is 1525105237. The next prime is 1525105327. The reversal of 1525105316 is 6135015251.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 650306 + ... + 652646.

It is an arithmetic number, because the mean of its divisors is an integer number (64920240).

Almost surely, 2^1525105316 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1525105316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1558085760).

1525105316 is an abundant number, since it is smaller than the sum of its proper divisors (1591066204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1525105316 is a wasteful number, since it uses less digits than its factorization.

1525105316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2844 (or 2842 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 29.

The square root of 1525105316 is about 39052.5967894582. The cubic root of 1525105316 is about 1151.0652551581.

The spelling of 1525105316 in words is "one billion, five hundred twenty-five million, one hundred five thousand, three hundred sixteen".