133432115 has 4 divisors (see below), whose sum is σ = 160118544. Its totient is φ = 106745688.

The previous prime is 133432069. The next prime is 133432121. The reversal of 133432115 is 511234331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 133432115 - 2¹⁶ = 133366579 is a prime.

It is a Duffinian number.

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, 13343207 + ... + 13343216.

It is an arithmetic number, because the mean of its divisors is an integer number (40029636).

Almost surely, 2^133432115 is an apocalyptic number.

133432115 is a deficient number, since it is larger than the sum of its proper divisors (26686429).

133432115 is an equidigital number, since it uses as much as digits as its factorization.

133432115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26686428.

The product of its digits is 1080, while the sum is 23.

The square root of 133432115 is about 11551.2819634879. The cubic root of 133432115 is about 510.9990859904. Note that the first 3 decimals are identical.

Adding to 133432115 its reverse (511234331), we get a palindrome (644666446).

The spelling of 133432115 in words is "one hundred thirty-three million, four hundred thirty-two thousand, one hundred fifteen".