134160421 has 8 divisors (see below), whose sum is σ = 135725688. Its totient is φ = 132600000.

The previous prime is 134160373. The next prime is 134160443. The reversal of 134160421 is 124061431.

It can be written as a sum of positive squares in 4 ways, for example, as 16112196 + 118048225 = 4014^2 + 10865^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 134160421 - 2¹³ = 134152229 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134160392 and 134160401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134160451) 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, 102471 + ... + 103771.

It is an arithmetic number, because the mean of its divisors is an integer number (16965711).

Almost surely, 2^134160421 is an apocalyptic number.

It is an amenable number.

134160421 is a deficient number, since it is larger than the sum of its proper divisors (1565267).

134160421 is a wasteful number, since it uses less digits than its factorization.

134160421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2423.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 134160421 is about 11582.7639620256. The cubic root of 134160421 is about 511.9271200077.

The spelling of 134160421 in words is "one hundred thirty-four million, one hundred sixty thousand, four hundred twenty-one".