115572743 has 36 divisors (see below), whose sum is σ = 145303704. Its totient is φ = 90619200.

The previous prime is 115572703. The next prime is 115572757. The reversal of 115572743 is 347275511.

It is not a de Polignac number, because 115572743 - 2¹² = 115568647 is a prime.

Its product of digits (29400) is a multiple of the sum of its prime divisors (84).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115572703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3728138 + ... + 3728168.

It is an arithmetic number, because the mean of its divisors is an integer number (4036214).

Almost surely, 2^115572743 is an apocalyptic number.

115572743 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

115572743 is a deficient number, since it is larger than the sum of its proper divisors (29730961).

115572743 is a wasteful number, since it uses less digits than its factorization.

115572743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144 (or 84 counting only the distinct ones).

The product of its digits is 29400, while the sum is 35.

The square root of 115572743 is about 10750.4764080482. The cubic root of 115572743 is about 487.1003859077.

The spelling of 115572743 in words is "one hundred fifteen million, five hundred seventy-two thousand, seven hundred forty-three".