136774313 has 4 divisors (see below), whose sum is σ = 147295428. Its totient is φ = 126253200.

The previous prime is 136774303. The next prime is 136774327. The reversal of 136774313 is 313477631.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 59105344 + 77668969 = 7688^2 + 8813^2 .

It is a cyclic number.

It is not a de Polignac number, because 136774313 - 2⁶ = 136774249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136774303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5260538 + ... + 5260563.

It is an arithmetic number, because the mean of its divisors is an integer number (36823857).

Almost surely, 2^136774313 is an apocalyptic number.

136774313 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

136774313 is a deficient number, since it is larger than the sum of its proper divisors (10521115).

136774313 is a wasteful number, since it uses less digits than its factorization.

136774313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10521114.

The product of its digits is 31752, while the sum is 35.

The square root of 136774313 is about 11695.0550661380. The cubic root of 136774313 is about 515.2304407500.

The spelling of 136774313 in words is "one hundred thirty-six million, seven hundred seventy-four thousand, three hundred thirteen".