136953872 has 40 divisors (see below), whose sum is σ = 297308352. Its totient is φ = 60566400.

The previous prime is 136953871. The next prime is 136953907. The reversal of 136953872 is 278359631.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (136953871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4004 + ... + 17027.

Almost surely, 2^136953872 is an apocalyptic number.

It is an amenable number.

136953872 is an abundant number, since it is smaller than the sum of its proper divisors (160354480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

136953872 is a wasteful number, since it uses less digits than its factorization.

136953872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21087 (or 21081 counting only the distinct ones).

The product of its digits is 272160, while the sum is 44.

The square root of 136953872 is about 11702.7292543235. The cubic root of 136953872 is about 515.4558091094.

The spelling of 136953872 in words is "one hundred thirty-six million, nine hundred fifty-three thousand, eight hundred seventy-two".