135577627 has 2 divisors, whose sum is σ = 135577628. Its totient is φ = 135577626.

The previous prime is 135577613. The next prime is 135577661. The reversal of 135577627 is 726775531.

It is a weak prime.

It is an emirp because it is prime and its reverse (726775531) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-135577627 is a prime.

It is a super-2 number, since 2×135577627² = 36762585885902258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (135577727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67788813 + 67788814.

It is an arithmetic number, because the mean of its divisors is an integer number (67788814).

Almost surely, 2^135577627 is an apocalyptic number.

135577627 is a deficient number, since it is larger than the sum of its proper divisors (1).

135577627 is an equidigital number, since it uses as much as digits as its factorization.

135577627 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 308700, while the sum is 43.

The square root of 135577627 is about 11643.7806145599. The cubic root of 135577627 is about 513.7233935424.

The spelling of 135577627 in words is "one hundred thirty-five million, five hundred seventy-seven thousand, six hundred twenty-seven".