134373021 has 8 divisors (see below), whose sum is σ = 179697024. Its totient is φ = 89315520.

The previous prime is 134372993. The next prime is 134373059. The reversal of 134373021 is 120373431.

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

It is not a de Polignac number, because 134373021 - 2¹⁰ = 134371997 is a prime.

It is a super-2 number, since 2×134373021² = 36112217545332882, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 134372982 and 134373000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134373721) 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, 65445 + ... + 67466.

It is an arithmetic number, because the mean of its divisors is an integer number (22462128).

Almost surely, 2^134373021 is an apocalyptic number.

It is an amenable number.

134373021 is a deficient number, since it is larger than the sum of its proper divisors (45324003).

134373021 is a wasteful number, since it uses less digits than its factorization.

134373021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133251.

The product of its (nonzero) digits is 1512, while the sum is 24.

The square root of 134373021 is about 11591.9377586321. The cubic root of 134373021 is about 512.1973891525.

The spelling of 134373021 in words is "one hundred thirty-four million, three hundred seventy-three thousand, twenty-one".