136147904 has 28 divisors (see below), whose sum is σ = 271159224. Its totient is φ = 67824384.

The previous prime is 136147903. The next prime is 136147927. The reversal of 136147904 is 409741631.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136147903) 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, 14354 + ... + 21870.

It is an arithmetic number, because the mean of its divisors is an integer number (9684258).

Almost surely, 2^136147904 is an apocalyptic number.

It is an amenable number.

136147904 is a deficient number, since it is larger than the sum of its proper divisors (135011320).

136147904 is an equidigital number, since it uses as much as digits as its factorization.

136147904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7812 (or 7802 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 136147904 is about 11668.2433982155. The cubic root of 136147904 is about 514.4426735493.

The spelling of 136147904 in words is "one hundred thirty-six million, one hundred forty-seven thousand, nine hundred four".