134331469 has 2 divisors, whose sum is σ = 134331470. Its totient is φ = 134331468.

The previous prime is 134331443. The next prime is 134331479. The reversal of 134331469 is 964133431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 134258569 + 72900 = 11587^2 + 270^2 .

It is an emirp because it is prime and its reverse (964133431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 134331469 - 2⁵ = 134331437 is a prime.

It is a super-2 number, since 2×134331469² = 36089887127395922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134331479) 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, 67165734 + 67165735.

It is an arithmetic number, because the mean of its divisors is an integer number (67165735).

Almost surely, 2^134331469 is an apocalyptic number.

It is an amenable number.

134331469 is a deficient number, since it is larger than the sum of its proper divisors (1).

134331469 is an equidigital number, since it uses as much as digits as its factorization.

134331469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23328, while the sum is 34.

The square root of 134331469 is about 11590.1453398998. The cubic root of 134331469 is about 512.1445883251.

The spelling of 134331469 in words is "one hundred thirty-four million, three hundred thirty-one thousand, four hundred sixty-nine".