116981501 has 8 divisors (see below), whose sum is σ = 143977344. Its totient is φ = 92556720.

The previous prime is 116981497. The next prime is 116981509. The reversal of 116981501 is 105189611.

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

It is a cyclic number.

It is not a de Polignac number, because 116981501 - 2² = 116981497 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116981509) 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, 642665 + ... + 642846.

It is an arithmetic number, because the mean of its divisors is an integer number (17997168).

Almost surely, 2^116981501 is an apocalyptic number.

It is an amenable number.

116981501 is a deficient number, since it is larger than the sum of its proper divisors (26995843).

116981501 is a wasteful number, since it uses less digits than its factorization.

116981501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1285531.

The product of its (nonzero) digits is 2160, while the sum is 32.

The square root of 116981501 is about 10815.7986760109. The cubic root of 116981501 is about 489.0715460517.

The spelling of 116981501 in words is "one hundred sixteen million, nine hundred eighty-one thousand, five hundred one".