136785475 has 6 divisors (see below), whose sum is σ = 169614020. Its totient is φ = 109428360.

The previous prime is 136785457. The next prime is 136785487. The reversal of 136785475 is 574587631.

It is not a de Polignac number, because 136785475 - 2⁵ = 136785443 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2735685 + ... + 2735734.

Almost surely, 2^136785475 is an apocalyptic number.

136785475 is a deficient number, since it is larger than the sum of its proper divisors (32828545).

136785475 is an equidigital number, since it uses as much as digits as its factorization.

136785475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5471429 (or 5471424 counting only the distinct ones).

The product of its digits is 705600, while the sum is 46.

The square root of 136785475 is about 11695.5322666393. The cubic root of 136785475 is about 515.2444561637.

The spelling of 136785475 in words is "one hundred thirty-six million, seven hundred eighty-five thousand, four hundred seventy-five".