134458469 has 2 divisors, whose sum is σ = 134458470. Its totient is φ = 134458468.

The previous prime is 134458433. The next prime is 134458507. The reversal of 134458469 is 964854431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 103266244 + 31192225 = 10162^2 + 5585^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134458469 is a prime.

It is a super-2 number, since 2×134458469² = 36158159771647922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134458409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67229234 + 67229235.

It is an arithmetic number, because the mean of its divisors is an integer number (67229235).

Almost surely, 2^134458469 is an apocalyptic number.

It is an amenable number.

134458469 is a deficient number, since it is larger than the sum of its proper divisors (1).

134458469 is an equidigital number, since it uses as much as digits as its factorization.

134458469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 414720, while the sum is 44.

The square root of 134458469 is about 11595.6228379505. The cubic root of 134458469 is about 512.3059351697.

The spelling of 134458469 in words is "one hundred thirty-four million, four hundred fifty-eight thousand, four hundred sixty-nine".