168272053 has 2 divisors, whose sum is σ = 168272054. Its totient is φ = 168272052.

The previous prime is 168272047. The next prime is 168272057. The reversal of 168272053 is 350272861.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 114425809 + 53846244 = 10697^2 + 7338^2 .

It is a cyclic number.

It is not a de Polignac number, because 168272053 - 2⁹ = 168271541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (168272057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84136026 + 84136027.

It is an arithmetic number, because the mean of its divisors is an integer number (84136027).

Almost surely, 2^168272053 is an apocalyptic number.

It is an amenable number.

168272053 is a deficient number, since it is larger than the sum of its proper divisors (1).

168272053 is an equidigital number, since it uses as much as digits as its factorization.

168272053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 168272053 is about 12971.9718238979. The cubic root of 168272053 is about 552.0825213130.

The spelling of 168272053 in words is "one hundred sixty-eight million, two hundred seventy-two thousand, fifty-three".