136474775 has 6 divisors (see below), whose sum is σ = 169228752. Its totient is φ = 109179800.

The previous prime is 136474763. The next prime is 136474781. The reversal of 136474775 is 577474631.

It is a de Polignac number, because none of the positive numbers 2^k-136474775 is a prime.

It is a super-2 number, since 2×136474775² = 37250728422601250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2729471 + ... + 2729520.

It is an arithmetic number, because the mean of its divisors is an integer number (28204792).

Almost surely, 2^136474775 is an apocalyptic number.

136474775 is a deficient number, since it is larger than the sum of its proper divisors (32753977).

136474775 is an equidigital number, since it uses as much as digits as its factorization.

136474775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5459001 (or 5458996 counting only the distinct ones).

The product of its digits is 493920, while the sum is 44.

The square root of 136474775 is about 11682.2418653270. The cubic root of 136474775 is about 514.8540447923.

The spelling of 136474775 in words is "one hundred thirty-six million, four hundred seventy-four thousand, seven hundred seventy-five".