116151321 has 16 divisors (see below), whose sum is σ = 181944000. Its totient is φ = 64979520.

The previous prime is 116151317. The next prime is 116151331. The reversal of 116151321 is 123151611.

It is a happy number.

It is not a de Polignac number, because 116151321 - 2² = 116151317 is a prime.

It is a super-2 number, since 2×116151321² = 26982258740090082, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (116151331) 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 15 ways as a sum of consecutive naturals, for example, 134946 + ... + 135803.

It is an arithmetic number, because the mean of its divisors is an integer number (11371500).

Almost surely, 2^116151321 is an apocalyptic number.

116151321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

116151321 is a deficient number, since it is larger than the sum of its proper divisors (65792679).

116151321 is a wasteful number, since it uses less digits than its factorization.

116151321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270776.

The product of its digits is 180, while the sum is 21.

The square root of 116151321 is about 10777.3522258484. The cubic root of 116151321 is about 487.9118707311.

The spelling of 116151321 in words is "one hundred sixteen million, one hundred fifty-one thousand, three hundred twenty-one".