134129902 has 8 divisors (see below), whose sum is σ = 201261456. Its totient is φ = 67042752.

The previous prime is 134129899. The next prime is 134129969. The reversal of 134129902 is 209921431.

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

It is a super-2 number, since 2×134129902² = 35981661221059208, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2083 + ... + 16510.

It is an arithmetic number, because the mean of its divisors is an integer number (25157682).

Almost surely, 2^134129902 is an apocalyptic number.

134129902 is a deficient number, since it is larger than the sum of its proper divisors (67131554).

134129902 is a wasteful number, since it uses less digits than its factorization.

134129902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22202.

The product of its (nonzero) digits is 3888, while the sum is 31.

The square root of 134129902 is about 11581.4464554303. The cubic root of 134129902 is about 511.8882990984. Note that the first 3 decimals are identical.

The spelling of 134129902 in words is "one hundred thirty-four million, one hundred twenty-nine thousand, nine hundred two".