133413315225 has 48 divisors (see below), whose sum is σ = 225376432128. Its totient is φ = 69606898240.

The previous prime is 133413315179. The next prime is 133413315251. The reversal of 133413315225 is 522513314331.

It is not a de Polignac number, because 133413315225 - 2¹³ = 133413307033 is a prime.

It is a super-2 number, since 2×133413315225² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8617942 + ... + 8633408.

It is an arithmetic number, because the mean of its divisors is an integer number (4695342336).

Almost surely, 2^133413315225 is an apocalyptic number.

133413315225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

133413315225 is a deficient number, since it is larger than the sum of its proper divisors (91963116903).

133413315225 is a wasteful number, since it uses less digits than its factorization.

133413315225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17974 (or 17969 counting only the distinct ones).

The product of its digits is 32400, while the sum is 33.

Adding to 133413315225 its reverse (522513314331), we get a palindrome (655926629556).

The spelling of 133413315225 in words is "one hundred thirty-three billion, four hundred thirteen million, three hundred fifteen thousand, two hundred twenty-five".