136955412 has 72 divisors (see below), whose sum is σ = 379203552. Its totient is φ = 41332800.

The previous prime is 136955407. The next prime is 136955443. The reversal of 136955412 is 214559631.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 124987 + ... + 126077.

It is an arithmetic number, because the mean of its divisors is an integer number (5266716).

Almost surely, 2^136955412 is an apocalyptic number.

136955412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136955412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (189601776).

136955412 is an abundant number, since it is smaller than the sum of its proper divisors (242248140).

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

136955412 is a wasteful number, since it uses less digits than its factorization.

136955412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1429 (or 1424 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The square root of 136955412 is about 11702.7950507560. The cubic root of 136955412 is about 515.4577411442.

The spelling of 136955412 in words is "one hundred thirty-six million, nine hundred fifty-five thousand, four hundred twelve".