134482421 has 2 divisors, whose sum is σ = 134482422. Its totient is φ = 134482420.

The previous prime is 134482363. The next prime is 134482487. The reversal of 134482421 is 124284431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 91107025 + 43375396 = 9545^2 + 6586^2 .

It is a cyclic number.

It is not a de Polignac number, because 134482421 - 2¹⁴ = 134466037 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134482021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67241210 + 67241211.

It is an arithmetic number, because the mean of its divisors is an integer number (67241211).

Almost surely, 2^134482421 is an apocalyptic number.

It is an amenable number.

134482421 is a deficient number, since it is larger than the sum of its proper divisors (1).

134482421 is an equidigital number, since it uses as much as digits as its factorization.

134482421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6144, while the sum is 29.

The square root of 134482421 is about 11596.6555954723. The cubic root of 134482421 is about 512.3363535418.

The spelling of 134482421 in words is "one hundred thirty-four million, four hundred eighty-two thousand, four hundred twenty-one".