13113250 has 16 divisors (see below), whose sum is σ = 24548472. Its totient is φ = 5245200.

The previous prime is 13113241. The next prime is 13113257. The reversal of 13113250 is 5231131.

It can be written as a sum of positive squares in 4 ways, for example, as 3272481 + 9840769 = 1809^2 + 3137^2 .

It is not an unprimeable number, because it can be changed into a prime (13113257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25977 + ... + 26476.

Almost surely, 2^13113250 is an apocalyptic number.

13113250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13113250 is a deficient number, since it is larger than the sum of its proper divisors (11435222).

13113250 is an equidigital number, since it uses as much as digits as its factorization.

13113250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52470 (or 52460 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 13113250 is about 3621.2221693787. Note that the first 3 decimals coincide. The cubic root of 13113250 is about 235.8142870103.

Adding to 13113250 its reverse (5231131), we get a palindrome (18344381).

The spelling of 13113250 in words is "thirteen million, one hundred thirteen thousand, two hundred fifty".