134360421 has 16 divisors (see below), whose sum is σ = 194343744. Its totient is φ = 82076544.

The previous prime is 134360383. The next prime is 134360437. The reversal of 134360421 is 124063431.

It is not a de Polignac number, because 134360421 - 2⁹ = 134359909 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 134360391 and 134360400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134360441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7231 + ... + 17916.

It is an arithmetic number, because the mean of its divisors is an integer number (12146484).

Almost surely, 2^134360421 is an apocalyptic number.

It is an amenable number.

134360421 is a deficient number, since it is larger than the sum of its proper divisors (59983323).

134360421 is a wasteful number, since it uses less digits than its factorization.

134360421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25300.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 134360421 is about 11591.3942647121. The cubic root of 134360421 is about 512.1813792700.

The spelling of 134360421 in words is "one hundred thirty-four million, three hundred sixty thousand, four hundred twenty-one".