134262021 has 8 divisors (see below), whose sum is σ = 179455360. Its totient is φ = 89288352.

The previous prime is 134261989. The next prime is 134262041. The reversal of 134262021 is 120262431.

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

It is not a de Polignac number, because 134262021 - 2⁵ = 134261989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134262041) 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, 53485 + ... + 55938.

It is an arithmetic number, because the mean of its divisors is an integer number (22431920).

Almost surely, 2^134262021 is an apocalyptic number.

It is an amenable number.

134262021 is a deficient number, since it is larger than the sum of its proper divisors (45193339).

134262021 is a wasteful number, since it uses less digits than its factorization.

134262021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109835.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 134262021 is about 11587.1489590839. The cubic root of 134262021 is about 512.0563152676.

The spelling of 134262021 in words is "one hundred thirty-four million, two hundred sixty-two thousand, twenty-one".