134504540 has 24 divisors (see below), whose sum is σ = 283055472. Its totient is φ = 53688320.

The previous prime is 134504533. The next prime is 134504563. The reversal of 134504540 is 45405431.

It is a super-2 number, since 2×134504540² = 36182942561223200, which contains 22 as substring.

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, 2972 + ... + 16668.

It is an arithmetic number, because the mean of its divisors is an integer number (11793978).

Almost surely, 2^134504540 is an apocalyptic number.

134504540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134504540 is an abundant number, since it is smaller than the sum of its proper divisors (148550932).

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

134504540 is a wasteful number, since it uses less digits than its factorization.

134504540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14197 (or 14195 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 134504540 is about 11597.6092363901. The cubic root of 134504540 is about 512.3644408474.

Adding to 134504540 its reverse (45405431), we get a palindrome (179909971).

The spelling of 134504540 in words is "one hundred thirty-four million, five hundred four thousand, five hundred forty".