315123696 has 100 divisors (see below), whose sum is σ = 965777472. Its totient is φ = 98855424.

The previous prime is 315123691. The next prime is 315123727. The reversal of 315123696 is 696321513.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 315123696.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (315123691) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 14881 + ... + 29183.

Almost surely, 2^315123696 is an apocalyptic number.

315123696 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 315123696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (482888736).

315123696 is an abundant number, since it is smaller than the sum of its proper divisors (650653776).

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

315123696 is a wasteful number, since it uses less digits than its factorization.

315123696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14340 (or 14325 counting only the distinct ones).

The product of its digits is 29160, while the sum is 36.

The square root of 315123696 is about 17751.7237472872. The cubic root of 315123696 is about 680.4982622658.

The spelling of 315123696 in words is "three hundred fifteen million, one hundred twenty-three thousand, six hundred ninety-six".