115713533 has 4 divisors (see below), whose sum is σ = 124614588. Its totient is φ = 106812480.

The previous prime is 115713527. The next prime is 115713571. The reversal of 115713533 is 335317511.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 16949689 + 98763844 = 4117^2 + 9938^2 .

It is a cyclic number.

It is not a de Polignac number, because 115713533 - 2¹² = 115709437 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 115713496 and 115713505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115713503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4450508 + ... + 4450533.

It is an arithmetic number, because the mean of its divisors is an integer number (31153647).

Almost surely, 2^115713533 is an apocalyptic number.

115713533 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

115713533 is a deficient number, since it is larger than the sum of its proper divisors (8901055).

115713533 is an equidigital number, since it uses as much as digits as its factorization.

115713533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8901054.

The product of its digits is 4725, while the sum is 29.

The square root of 115713533 is about 10757.0224969552. The cubic root of 115713533 is about 487.2980998696.

The spelling of 115713533 in words is "one hundred fifteen million, seven hundred thirteen thousand, five hundred thirty-three".