1150900503 has 12 divisors (see below), whose sum is σ = 1577134440. Its totient is φ = 746527392.

The previous prime is 1150900501. The next prime is 1150900507. The reversal of 1150900503 is 3050090511.

It is not a de Polignac number, because 1150900503 - 2¹ = 1150900501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1150900501) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 136008 + ... + 144221.

It is an arithmetic number, because the mean of its divisors is an integer number (131427870).

Almost surely, 2^1150900503 is an apocalyptic number.

1150900503 is a deficient number, since it is larger than the sum of its proper divisors (426233937).

1150900503 is an equidigital number, since it uses as much as digits as its factorization.

1150900503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280306 (or 280269 counting only the distinct ones).

The product of its (nonzero) digits is 675, while the sum is 24.

The square root of 1150900503 is about 33924.9245098644. The cubic root of 1150900503 is about 1047.9629448929.

It can be divided in two parts, 1150900 and 503, that added together give a triangular number (1151403 = T₁₅₁₇).

The spelling of 1150900503 in words is "one billion, one hundred fifty million, nine hundred thousand, five hundred three".