134251513 has 8 divisors (see below), whose sum is σ = 146606976. Its totient is φ = 121921200.

The previous prime is 134251471. The next prime is 134251531. The reversal of 134251513 is 315152431.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 134251513 - 2⁹ = 134251001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134251543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5920 + ... + 17422.

It is an arithmetic number, because the mean of its divisors is an integer number (18325872).

Almost surely, 2^134251513 is an apocalyptic number.

It is an amenable number.

134251513 is a deficient number, since it is larger than the sum of its proper divisors (12355463).

134251513 is a wasteful number, since it uses less digits than its factorization.

134251513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12575.

The product of its digits is 1800, while the sum is 25.

The square root of 134251513 is about 11586.6955168417. The cubic root of 134251513 is about 512.0429562450.

The spelling of 134251513 in words is "one hundred thirty-four million, two hundred fifty-one thousand, five hundred thirteen".