134419999 has 16 divisors (see below), whose sum is σ = 160061440. Its totient is φ = 110458080.

The previous prime is 134419979. The next prime is 134420029. The reversal of 134419999 is 999914431.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134419999 is a prime.

It is a super-2 number, since 2×134419999² = 36137472262320002, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134419939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20812 + ... + 26494.

It is an arithmetic number, because the mean of its divisors is an integer number (10003840).

Almost surely, 2^134419999 is an apocalyptic number.

134419999 is a deficient number, since it is larger than the sum of its proper divisors (25641441).

134419999 is a wasteful number, since it uses less digits than its factorization.

134419999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5830.

The product of its digits is 314928, while the sum is 49.

The square root of 134419999 is about 11593.9639036871. The cubic root of 134419999 is about 512.2570717812.

The spelling of 134419999 in words is "one hundred thirty-four million, four hundred nineteen thousand, nine hundred ninety-nine".