136176641 has 2 divisors, whose sum is σ = 136176642. Its totient is φ = 136176640.

The previous prime is 136176631. The next prime is 136176671. The reversal of 136176641 is 146671631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 117505600 + 18671041 = 10840^2 + 4321^2 .

It is a cyclic number.

It is not a de Polignac number, because 136176641 - 2¹⁸ = 135914497 is a prime.

It is not a weakly prime, because it can be changed into another prime (136176611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68088320 + 68088321.

It is an arithmetic number, because the mean of its divisors is an integer number (68088321).

Almost surely, 2^136176641 is an apocalyptic number.

It is an amenable number.

136176641 is a deficient number, since it is larger than the sum of its proper divisors (1).

136176641 is an equidigital number, since it uses as much as digits as its factorization.

136176641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 35.

The square root of 136176641 is about 11669.4747525328. The cubic root of 136176641 is about 514.4788658047.

The spelling of 136176641 in words is "one hundred thirty-six million, one hundred seventy-six thousand, six hundred forty-one".