136043057 has 2 divisors, whose sum is σ = 136043058. Its totient is φ = 136043056.

The previous prime is 136043003. The next prime is 136043071. The reversal of 136043057 is 750340631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 68293696 + 67749361 = 8264^2 + 8231^2 .

It is a cyclic number.

It is not a de Polignac number, because 136043057 - 2⁸ = 136042801 is a prime.

It is not a weakly prime, because it can be changed into another prime (136043077) 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, 68021528 + 68021529.

It is an arithmetic number, because the mean of its divisors is an integer number (68021529).

Almost surely, 2^136043057 is an apocalyptic number.

It is an amenable number.

136043057 is a deficient number, since it is larger than the sum of its proper divisors (1).

136043057 is an equidigital number, since it uses as much as digits as its factorization.

136043057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 136043057 is about 11663.7496972457. The cubic root of 136043057 is about 514.3105828326.

Adding to 136043057 its reverse (750340631), we get a palindrome (886383688).

It can be divided in two parts, 13604 and 3057, that added together give a palindrome (16661).

The spelling of 136043057 in words is "one hundred thirty-six million, forty-three thousand, fifty-seven".