116503885 has 4 divisors (see below), whose sum is σ = 139804668. Its totient is φ = 93203104.

The previous prime is 116503883. The next prime is 116503913. The reversal of 116503885 is 588305611.

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 26234884 + 90269001 = 5122^2 + 9501^2 .

It is a cyclic number.

It is not a de Polignac number, because 116503885 - 2¹ = 116503883 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116503883) 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, 11650384 + ... + 11650393.

It is an arithmetic number, because the mean of its divisors is an integer number (34951167).

Almost surely, 2^116503885 is an apocalyptic number.

It is an amenable number.

116503885 is a deficient number, since it is larger than the sum of its proper divisors (23300783).

116503885 is an equidigital number, since it uses as much as digits as its factorization.

116503885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23300782.

The product of its (nonzero) digits is 28800, while the sum is 37.

The square root of 116503885 is about 10793.6965401108. The cubic root of 116503885 is about 488.4050389048.

The spelling of 116503885 in words is "one hundred sixteen million, five hundred three thousand, eight hundred eighty-five".