136213707 has 32 divisors (see below), whose sum is σ = 222469632. Its totient is φ = 72359424.

The previous prime is 136213697. The next prime is 136213729. The reversal of 136213707 is 707312631.

136213707 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 136213707 - 2⁴ = 136213691 is a prime.

It is not an unprimeable number, because it can be changed into a prime (136213787) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27333 + ... + 31929.

It is an arithmetic number, because the mean of its divisors is an integer number (6952176).

Almost surely, 2^136213707 is an apocalyptic number.

136213707 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

136213707 is a deficient number, since it is larger than the sum of its proper divisors (86255925).

136213707 is a wasteful number, since it uses less digits than its factorization.

136213707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4707.

The product of its (nonzero) digits is 5292, while the sum is 30.

The square root of 136213707 is about 11671.0628050748. The cubic root of 136213707 is about 514.5255403385.

The spelling of 136213707 in words is "one hundred thirty-six million, two hundred thirteen thousand, seven hundred seven".