188013053 has 2 divisors, whose sum is σ = 188013054. Its totient is φ = 188013052.

The previous prime is 188013043. The next prime is 188013103. The reversal of 188013053 is 350310881.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 128074489 + 59938564 = 11317^2 + 7742^2 .

It is a cyclic number.

It is not a de Polignac number, because 188013053 - 2⁶ = 188012989 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (188013043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94006526 + 94006527.

It is an arithmetic number, because the mean of its divisors is an integer number (94006527).

Almost surely, 2^188013053 is an apocalyptic number.

It is an amenable number.

188013053 is a deficient number, since it is larger than the sum of its proper divisors (1).

188013053 is an equidigital number, since it uses as much as digits as its factorization.

188013053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 188013053 is about 13711.7851864737. The cubic root of 188013053 is about 572.8786894696.

The spelling of 188013053 in words is "one hundred eighty-eight million, thirteen thousand, fifty-three".