116720513 has 16 divisors (see below), whose sum is σ = 144216576. Its totient is φ = 91990080.

The previous prime is 116720507. The next prime is 116720531. The reversal of 116720513 is 315027611.

It is not a de Polignac number, because 116720513 - 2¹⁴ = 116704129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (116720573) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22295 + ... + 27027.

It is an arithmetic number, because the mean of its divisors is an integer number (9013536).

Almost surely, 2^116720513 is an apocalyptic number.

116720513 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

116720513 is a deficient number, since it is larger than the sum of its proper divisors (27496063).

116720513 is a wasteful number, since it uses less digits than its factorization.

116720513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5024.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 116720513 is about 10803.7268106890. The cubic root of 116720513 is about 488.7075658635.

The spelling of 116720513 in words is "one hundred sixteen million, seven hundred twenty thousand, five hundred thirteen".