118245577 has 2 divisors, whose sum is σ = 118245578. Its totient is φ = 118245576.

The previous prime is 118245559. The next prime is 118245587. The reversal of 118245577 is 775542811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 102333456 + 15912121 = 10116^2 + 3989^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-118245577 is a prime.

It is not a weakly prime, because it can be changed into another prime (118245587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59122788 + 59122789.

It is an arithmetic number, because the mean of its divisors is an integer number (59122789).

Almost surely, 2^118245577 is an apocalyptic number.

It is an amenable number.

118245577 is a deficient number, since it is larger than the sum of its proper divisors (1).

118245577 is an equidigital number, since it uses as much as digits as its factorization.

118245577 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 78400, while the sum is 40.

The square root of 118245577 is about 10874.0782138074. The cubic root of 118245577 is about 490.8268380575.

The spelling of 118245577 in words is "one hundred eighteen million, two hundred forty-five thousand, five hundred seventy-seven".