134903664 has 120 divisors (see below), whose sum is σ = 450514320. Its totient is φ = 38537856.

The previous prime is 134903647. The next prime is 134903683. The reversal of 134903664 is 466309431.

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, 17982 + ... + 24354.

It is an arithmetic number, because the mean of its divisors is an integer number (3754286).

Almost surely, 2^134903664 is an apocalyptic number.

134903664 is a gapful number since it is divisible by the number (14) 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 134903664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (225257160).

134903664 is an abundant number, since it is smaller than the sum of its proper divisors (315610656).

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

134903664 is a wasteful number, since it uses less digits than its factorization.

134903664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6404 (or 6385 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 134903664 is about 11614.8036574020. The cubic root of 134903664 is about 512.8707310825.

The spelling of 134903664 in words is "one hundred thirty-four million, nine hundred three thousand, six hundred sixty-four".