116528621 has 8 divisors (see below), whose sum is σ = 127221600. Its totient is φ = 105852240.

The previous prime is 116528617. The next prime is 116528623. The reversal of 116528621 is 126825611.

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 116528621 - 2² = 116528617 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116528623) 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, 14015 + ... + 20723.

It is an arithmetic number, because the mean of its divisors is an integer number (15902700).

Almost surely, 2^116528621 is an apocalyptic number.

116528621 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

116528621 is a deficient number, since it is larger than the sum of its proper divisors (10692979).

116528621 is a wasteful number, since it uses less digits than its factorization.

116528621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8299.

The product of its digits is 5760, while the sum is 32.

The square root of 116528621 is about 10794.8423332627. The cubic root of 116528621 is about 488.4396023648.

The spelling of 116528621 in words is "one hundred sixteen million, five hundred twenty-eight thousand, six hundred twenty-one".