135673051 has 2 divisors, whose sum is σ = 135673052. Its totient is φ = 135673050.

The previous prime is 135673033. The next prime is 135673061. The reversal of 135673051 is 150376531.

It is a strong prime.

It is an emirp because it is prime and its reverse (150376531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 135673051 - 2²⁷ = 1455323 is a prime.

It is not a weakly prime, because it can be changed into another prime (135673061) 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, 67836525 + 67836526.

It is an arithmetic number, because the mean of its divisors is an integer number (67836526).

Almost surely, 2^135673051 is an apocalyptic number.

135673051 is a deficient number, since it is larger than the sum of its proper divisors (1).

135673051 is an equidigital number, since it uses as much as digits as its factorization.

135673051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9450, while the sum is 31.

The square root of 135673051 is about 11647.8775319798. The cubic root of 135673051 is about 513.8438904260.

The spelling of 135673051 in words is "one hundred thirty-five million, six hundred seventy-three thousand, fifty-one".