115212303 has 6 divisors (see below), whose sum is σ = 166417784. Its totient is φ = 76808196.

The previous prime is 115212299. The next prime is 115212341. The reversal of 115212303 is 303212511.

It is not a de Polignac number, because 115212303 - 2² = 115212299 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115212353) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6400675 + ... + 6400692.

Almost surely, 2^115212303 is an apocalyptic number.

115212303 is a deficient number, since it is larger than the sum of its proper divisors (51205481).

115212303 is a wasteful number, since it uses less digits than its factorization.

115212303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12801373 (or 12801370 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 115212303 is about 10733.6994088711. The cubic root of 115212303 is about 486.5934806337.

Adding to 115212303 its reverse (303212511), we get a palindrome (418424814).

It can be divided in two parts, 11521 and 2303, that added together give a cube (13824 = 24³).

The spelling of 115212303 in words is "one hundred fifteen million, two hundred twelve thousand, three hundred three".