134213402 has 8 divisors (see below), whose sum is σ = 213162516. Its totient is φ = 63159232.

The previous prime is 134213399. The next prime is 134213411. The reversal of 134213402 is 204312431.

It can be written as a sum of positive squares in 2 ways, for example, as 109223401 + 24990001 = 10451^2 + 4999^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1973693 + ... + 1973760.

Almost surely, 2^134213402 is an apocalyptic number.

134213402 is a deficient number, since it is larger than the sum of its proper divisors (78949114).

134213402 is a wasteful number, since it uses less digits than its factorization.

134213402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3947472.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 134213402 is about 11585.0507983349. The cubic root of 134213402 is about 511.9944991474.

Adding to 134213402 its reverse (204312431), we get a palindrome (338525833).

The spelling of 134213402 in words is "one hundred thirty-four million, two hundred thirteen thousand, four hundred two".