116161972 has 12 divisors (see below), whose sum is σ = 213982720. Its totient is φ = 55024056.

The previous prime is 116161951. The next prime is 116161993. The reversal of 116161972 is 279161611.

It is an interprime number because it is at equal distance from previous prime (116161951) and next prime (116161993).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 764148 + ... + 764299.

Almost surely, 2^116161972 is an apocalyptic number.

It is an amenable number.

116161972 is a deficient number, since it is larger than the sum of its proper divisors (97820748).

116161972 is a wasteful number, since it uses less digits than its factorization.

116161972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1528470 (or 1528468 counting only the distinct ones).

The product of its digits is 4536, while the sum is 34.

The square root of 116161972 is about 10777.8463525883. The cubic root of 116161972 is about 487.9267840081.

The spelling of 116161972 in words is "one hundred sixteen million, one hundred sixty-one thousand, nine hundred seventy-two".