116572231 has 4 divisors (see below), whose sum is σ = 116690152. Its totient is φ = 116454312.

The previous prime is 116572229. The next prime is 116572241. The reversal of 116572231 is 132275611.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 116572231 - 2¹ = 116572229 is a prime.

It is a super-2 number, since 2×116572231² = 27178170080634722, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 116572231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116572241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57465 + ... + 59458.

It is an arithmetic number, because the mean of its divisors is an integer number (29172538).

Almost surely, 2^116572231 is an apocalyptic number.

116572231 is a deficient number, since it is larger than the sum of its proper divisors (117921).

116572231 is an equidigital number, since it uses as much as digits as its factorization.

116572231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117920.

The product of its digits is 2520, while the sum is 28.

The square root of 116572231 is about 10796.8620904409. The cubic root of 116572231 is about 488.5005264371.

The spelling of 116572231 in words is "one hundred sixteen million, five hundred seventy-two thousand, two hundred thirty-one".