133415315 has 8 divisors (see below), whose sum is σ = 174652848. Its totient is φ = 97029280.

The previous prime is 133415299. The next prime is 133415329. The reversal of 133415315 is 513514331.

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

It is not a de Polignac number, because 133415315 - 2⁴ = 133415299 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1212812 + ... + 1212921.

It is an arithmetic number, because the mean of its divisors is an integer number (21831606).

Almost surely, 2^133415315 is an apocalyptic number.

133415315 is a deficient number, since it is larger than the sum of its proper divisors (41237533).

133415315 is a wasteful number, since it uses less digits than its factorization.

133415315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2425749.

The product of its digits is 2700, while the sum is 26.

The square root of 133415315 is about 11550.5547485824. The cubic root of 133415315 is about 510.9776390173.

Adding to 133415315 its reverse (513514331), we get a palindrome (646929646).

The spelling of 133415315 in words is "one hundred thirty-three million, four hundred fifteen thousand, three hundred fifteen".