135429290 has 24 divisors (see below), whose sum is σ = 254842308. Its totient is φ = 51814400.

The previous prime is 135429289. The next prime is 135429319. The reversal of 135429290 is 92924531.

It can be written as a sum of positive squares in 2 ways, for example, as 122389969 + 13039321 = 11063^2 + 3611^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 135429290.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7511 + ... + 18090.

Almost surely, 2^135429290 is an apocalyptic number.

135429290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135429290 is a deficient number, since it is larger than the sum of its proper divisors (119413018).

135429290 is a wasteful number, since it uses less digits than its factorization.

135429290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25654 (or 25631 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 135429290 is about 11637.4090759069. The cubic root of 135429290 is about 513.5359683318.

The spelling of 135429290 in words is "one hundred thirty-five million, four hundred twenty-nine thousand, two hundred ninety".