116639241 has 4 divisors (see below), whose sum is σ = 155518992. Its totient is φ = 77759492.

The previous prime is 116639239. The next prime is 116639249. The reversal of 116639241 is 142936611.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 116639241 - 2¹ = 116639239 is a prime.

It is not an unprimeable number, because it can be changed into a prime (116639249) 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, 19439871 + ... + 19439876.

It is an arithmetic number, because the mean of its divisors is an integer number (38879748).

Almost surely, 2^116639241 is an apocalyptic number.

It is an amenable number.

116639241 is a deficient number, since it is larger than the sum of its proper divisors (38879751).

116639241 is an equidigital number, since it uses as much as digits as its factorization.

116639241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38879750.

The product of its digits is 7776, while the sum is 33.

The square root of 116639241 is about 10799.9648610539. The cubic root of 116639241 is about 488.5941111890.

The spelling of 116639241 in words is "one hundred sixteen million, six hundred thirty-nine thousand, two hundred forty-one".