134253340 has 24 divisors (see below), whose sum is σ = 303619680. Its totient is φ = 49570368.

The previous prime is 134253307. The next prime is 134253367. The reversal of 134253340 is 43352431.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257920 + ... + 258439.

It is an arithmetic number, because the mean of its divisors is an integer number (12650820).

Almost surely, 2^134253340 is an apocalyptic number.

134253340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134253340 is an abundant number, since it is smaller than the sum of its proper divisors (169366340).

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

134253340 is a wasteful number, since it uses less digits than its factorization.

134253340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516381 (or 516379 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 134253340 is about 11586.7743569986. The cubic root of 134253340 is about 512.0452789953.

Subtracting from 134253340 its reverse (43352431), we obtain a palindrome (90900909).

The spelling of 134253340 in words is "one hundred thirty-four million, two hundred fifty-three thousand, three hundred forty".