118500653 has 2 divisors, whose sum is σ = 118500654. Its totient is φ = 118500652.

The previous prime is 118500643. The next prime is 118500661. The reversal of 118500653 is 356005811.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101344489 + 17156164 = 10067^2 + 4142^2 .

It is a cyclic number.

It is not a de Polignac number, because 118500653 - 2⁶ = 118500589 is a prime.

It is a super-2 number, since 2×118500653² = 28084809522852818, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (118500643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 59250326 + 59250327.

It is an arithmetic number, because the mean of its divisors is an integer number (59250327).

Almost surely, 2^118500653 is an apocalyptic number.

It is an amenable number.

118500653 is a deficient number, since it is larger than the sum of its proper divisors (1).

118500653 is an equidigital number, since it uses as much as digits as its factorization.

118500653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 118500653 is about 10885.8005217807. The cubic root of 118500653 is about 491.1795171536.

The spelling of 118500653 in words is "one hundred eighteen million, five hundred thousand, six hundred fifty-three".