136145951 has 4 divisors (see below), whose sum is σ = 136170504. Its totient is φ = 136121400.

The previous prime is 136145941. The next prime is 136145957. The reversal of 136145951 is 159541631.

136145951 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 136145951 - 2²² = 131951647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136145957) 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, 416 + ... + 16506.

It is an arithmetic number, because the mean of its divisors is an integer number (34042626).

Almost surely, 2^136145951 is an apocalyptic number.

136145951 is a deficient number, since it is larger than the sum of its proper divisors (24553).

136145951 is an equidigital number, since it uses as much as digits as its factorization.

136145951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24552.

The product of its digits is 16200, while the sum is 35.

The square root of 136145951 is about 11668.1597092258. The cubic root of 136145951 is about 514.4402136967.

The spelling of 136145951 in words is "one hundred thirty-six million, one hundred forty-five thousand, nine hundred fifty-one".