115520747 has 8 divisors (see below), whose sum is σ = 118922496. Its totient is φ = 112151592.

The previous prime is 115520719. The next prime is 115520749. The reversal of 115520747 is 747025511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 115520747 - 2¹⁸ = 115258603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115520749) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 863 + ... + 15224.

It is an arithmetic number, because the mean of its divisors is an integer number (14865312).

Almost surely, 2^115520747 is an apocalyptic number.

115520747 is a deficient number, since it is larger than the sum of its proper divisors (3401749).

115520747 is a wasteful number, since it uses less digits than its factorization.

115520747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16297.

The product of its (nonzero) digits is 9800, while the sum is 32.

The square root of 115520747 is about 10748.0578245560. The cubic root of 115520747 is about 487.0273263777.

The spelling of 115520747 in words is "one hundred fifteen million, five hundred twenty thousand, seven hundred forty-seven".