136504007 has 2 divisors, whose sum is σ = 136504008. Its totient is φ = 136504006.

The previous prime is 136504001. The next prime is 136504061. The reversal of 136504007 is 700405631.

It is a weak prime.

It is an emirp because it is prime and its reverse (700405631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 136504007 - 2¹² = 136499911 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136504001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68252003 + 68252004.

It is an arithmetic number, because the mean of its divisors is an integer number (68252004).

Almost surely, 2^136504007 is an apocalyptic number.

136504007 is a deficient number, since it is larger than the sum of its proper divisors (1).

136504007 is an equidigital number, since it uses as much as digits as its factorization.

136504007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 136504007 is about 11683.4929280588. The cubic root of 136504007 is about 514.8908016191.

Adding to 136504007 its reverse (700405631), we get a palindrome (836909638).

The spelling of 136504007 in words is "one hundred thirty-six million, five hundred four thousand, seven".