116653281 has 8 divisors (see below), whose sum is σ = 159155040. Its totient is φ = 75960192.

The previous prime is 116653261. The next prime is 116653291. The reversal of 116653281 is 182356611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 116653281 - 2⁷ = 116653153 is a prime.

It is a super-2 number, since 2×116653281² = 27215975936129922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (116653261) 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, 452016 + ... + 452273.

It is an arithmetic number, because the mean of its divisors is an integer number (19894380).

Almost surely, 2^116653281 is an apocalyptic number.

It is an amenable number.

116653281 is a deficient number, since it is larger than the sum of its proper divisors (42501759).

116653281 is an equidigital number, since it uses as much as digits as its factorization.

116653281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 904335.

The product of its digits is 8640, while the sum is 33.

The square root of 116653281 is about 10800.6148436096. The cubic root of 116653281 is about 488.6137146148.

The spelling of 116653281 in words is "one hundred sixteen million, six hundred fifty-three thousand, two hundred eighty-one".