134253769 has 12 divisors (see below), whose sum is σ = 146052300. Its totient is φ = 123349824.

The previous prime is 134253719. The next prime is 134253773. The reversal of 134253769 is 967352431.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 24255625 + 109998144 = 4925^2 + 10488^2 .

It is not a de Polignac number, because 134253769 - 2⁹ = 134253257 is a prime.

It is a super-2 number, since 2×134253769² = 36048148981410722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134253719) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36967 + ... + 40435.

It is an arithmetic number, because the mean of its divisors is an integer number (12171025).

Almost surely, 2^134253769 is an apocalyptic number.

It is an amenable number.

134253769 is a deficient number, since it is larger than the sum of its proper divisors (11798531).

134253769 is a wasteful number, since it uses less digits than its factorization.

134253769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3724 (or 3711 counting only the distinct ones).

The product of its digits is 136080, while the sum is 40.

The square root of 134253769 is about 11586.7928694700. The cubic root of 134253769 is about 512.0458243999.

The spelling of 134253769 in words is "one hundred thirty-four million, two hundred fifty-three thousand, seven hundred sixty-nine".