118001497 has 2 divisors, whose sum is σ = 118001498. Its totient is φ = 118001496.

The previous prime is 118001489. The next prime is 118001557. The reversal of 118001497 is 794100811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 92083216 + 25918281 = 9596^2 + 5091^2 .

It is a cyclic number.

It is not a de Polignac number, because 118001497 - 2³ = 118001489 is a prime.

It is not a weakly prime, because it can be changed into another prime (118001447) 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 as a sum of consecutive naturals, namely, 59000748 + 59000749.

It is an arithmetic number, because the mean of its divisors is an integer number (59000749).

Almost surely, 2^118001497 is an apocalyptic number.

It is an amenable number.

118001497 is a deficient number, since it is larger than the sum of its proper divisors (1).

118001497 is an equidigital number, since it uses as much as digits as its factorization.

118001497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 31.

The square root of 118001497 is about 10862.8493959918. The cubic root of 118001497 is about 490.4888873209.

The spelling of 118001497 in words is "one hundred eighteen million, one thousand, four hundred ninety-seven".