134517400 has 24 divisors (see below), whose sum is σ = 312753420. Its totient is φ = 53806880.

The previous prime is 134517377. The next prime is 134517403. The reversal of 134517400 is 4715431.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134517403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 336094 + ... + 336493.

Almost surely, 2^134517400 is an apocalyptic number.

134517400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134517400 is an abundant number, since it is smaller than the sum of its proper divisors (178236020).

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

134517400 is a wasteful number, since it uses less digits than its factorization.

134517400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672603 (or 672594 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 134517400 is about 11598.1636477504. The cubic root of 134517400 is about 512.3807694083.

The spelling of 134517400 in words is "one hundred thirty-four million, five hundred seventeen thousand, four hundred".