133130434 has 8 divisors (see below), whose sum is σ = 211442508. Its totient is φ = 62649600.

The previous prime is 133130429. The next prime is 133130441. The reversal of 133130434 is 434031331.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 103938025 + 29192409 = 10195^2 + 5403^2 .

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, 1957767 + ... + 1957834.

Almost surely, 2^133130434 is an apocalyptic number.

133130434 is a deficient number, since it is larger than the sum of its proper divisors (78312074).

133130434 is a wasteful number, since it uses less digits than its factorization.

133130434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3915620.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 133130434 is about 11538.2162399567. The cubic root of 133130434 is about 510.6136839148.

Adding to 133130434 its reverse (434031331), we get a palindrome (567161765).

The spelling of 133130434 in words is "one hundred thirty-three million, one hundred thirty thousand, four hundred thirty-four".