134112621 has 16 divisors (see below), whose sum is σ = 189593600. Its totient is φ = 84088368.

The previous prime is 134112611. The next prime is 134112647. The reversal of 134112621 is 126211431.

It is not a de Polignac number, because 134112621 - 2⁶ = 134112557 is a prime.

It is a super-2 number, since 2×134112621² = 35972390222979282, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134112611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 541 + ... + 16386.

It is an arithmetic number, because the mean of its divisors is an integer number (11849600).

Almost surely, 2^134112621 is an apocalyptic number.

It is an amenable number.

134112621 is a deficient number, since it is larger than the sum of its proper divisors (55480979).

134112621 is a wasteful number, since it uses less digits than its factorization.

134112621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17088.

The product of its digits is 288, while the sum is 21.

The square root of 134112621 is about 11580.7003674217. The cubic root of 134112621 is about 511.8663146354.

The spelling of 134112621 in words is "one hundred thirty-four million, one hundred twelve thousand, six hundred twenty-one".