134402308 has 12 divisors (see below), whose sum is σ = 235781980. Its totient is φ = 67036032.

The previous prime is 134402293. The next prime is 134402309. The reversal of 134402308 is 803204431.

It can be written as a sum of positive squares in 2 ways, for example, as 77580864 + 56821444 = 8808^2 + 7538^2 .

It is not an unprimeable number, because it can be changed into a prime (134402309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39441 + ... + 42712.

Almost surely, 2^134402308 is an apocalyptic number.

It is an amenable number.

134402308 is a deficient number, since it is larger than the sum of its proper divisors (101379672).

134402308 is a wasteful number, since it uses less digits than its factorization.

134402308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82566 (or 82564 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 134402308 is about 11593.2009384811. The cubic root of 134402308 is about 512.2345980980.

Adding to 134402308 its reverse (803204431), we get a palindrome (937606739).

The spelling of 134402308 in words is "one hundred thirty-four million, four hundred two thousand, three hundred eight".