115463643 has 32 divisors (see below), whose sum is σ = 171426816. Its totient is φ = 68802048.

The previous prime is 115463641. The next prime is 115463651. The reversal of 115463643 is 346364511.

It is not a de Polignac number, because 115463643 - 2¹ = 115463641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (115463641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80430 + ... + 81852.

It is an arithmetic number, because the mean of its divisors is an integer number (5357088).

Almost surely, 2^115463643 is an apocalyptic number.

115463643 is a deficient number, since it is larger than the sum of its proper divisors (55963173).

115463643 is a wasteful number, since it uses less digits than its factorization.

115463643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1523.

The product of its digits is 25920, while the sum is 33.

The square root of 115463643 is about 10745.4010162488. The cubic root of 115463643 is about 486.9470643383.

The spelling of 115463643 in words is "one hundred fifteen million, four hundred sixty-three thousand, six hundred forty-three".