118525801 has 2 divisors, whose sum is σ = 118525802. Its totient is φ = 118525800.

The previous prime is 118525783. The next prime is 118525811. The reversal of 118525801 is 108525811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 103002201 + 15523600 = 10149^2 + 3940^2 .

It is a cyclic number.

It is not a de Polignac number, because 118525801 - 2⁵ = 118525769 is a prime.

It is not a weakly prime, because it can be changed into another prime (118525811) 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, 59262900 + 59262901.

It is an arithmetic number, because the mean of its divisors is an integer number (59262901).

Almost surely, 2^118525801 is an apocalyptic number.

It is an amenable number.

118525801 is a deficient number, since it is larger than the sum of its proper divisors (1).

118525801 is an equidigital number, since it uses as much as digits as its factorization.

118525801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3200, while the sum is 31.

The square root of 118525801 is about 10886.9555432178. The cubic root of 118525801 is about 491.2142604468.

The spelling of 118525801 in words is "one hundred eighteen million, five hundred twenty-five thousand, eight hundred one".