2315503000 has 32 divisors (see below), whose sum is σ = 5418279360. Its totient is φ = 926200800.

The previous prime is 2315502991. The next prime is 2315503013. The reversal of 2315503000 is 3055132.

It is a congruent 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, 1156752 + ... + 1158751.

It is an arithmetic number, because the mean of its divisors is an integer number (169321230).

Almost surely, 2^2315503000 is an apocalyptic number.

2315503000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2315503000 is an abundant number, since it is smaller than the sum of its proper divisors (3102776360).

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

2315503000 is a wasteful number, since it uses less digits than its factorization.

2315503000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2315524 (or 2315510 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 19.

The square root of 2315503000 is about 48119.6737312297. The cubic root of 2315503000 is about 1322.9652880911.

Adding to 2315503000 its reverse (3055132), we get a palindrome (2318558132).

The spelling of 2315503000 in words is "two billion, three hundred fifteen million, five hundred three thousand".