116531151 has 8 divisors (see below), whose sum is σ = 169499904. Its totient is φ = 70624920.

The previous prime is 116531147. The next prime is 116531159. The reversal of 116531151 is 151135611.

It is a happy number.

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

It is not a de Polignac number, because 116531151 - 2² = 116531147 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116531159) 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, 1765591 + ... + 1765656.

It is an arithmetic number, because the mean of its divisors is an integer number (21187488).

Almost surely, 2^116531151 is an apocalyptic number.

116531151 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

116531151 is a deficient number, since it is larger than the sum of its proper divisors (52968753).

116531151 is a wasteful number, since it uses less digits than its factorization.

116531151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3531261.

The product of its digits is 450, while the sum is 24.

The square root of 116531151 is about 10794.9595182196. The cubic root of 116531151 is about 488.4431372425.

Adding to 116531151 its reverse (151135611), we get a palindrome (267666762).

The spelling of 116531151 in words is "one hundred sixteen million, five hundred thirty-one thousand, one hundred fifty-one".