133011315 has 40 divisors (see below), whose sum is σ = 252473760. Its totient is φ = 66763008.

The previous prime is 133011287. The next prime is 133011317. The reversal of 133011315 is 513110331.

It is not a de Polignac number, because 133011315 - 2⁸ = 133011059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (133011317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2775 + ... + 16544.

It is an arithmetic number, because the mean of its divisors is an integer number (6311844).

Almost surely, 2^133011315 is an apocalyptic number.

133011315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

133011315 is a deficient number, since it is larger than the sum of its proper divisors (119462445).

133011315 is a wasteful number, since it uses less digits than its factorization.

133011315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19353 (or 19344 counting only the distinct ones).

The product of its (nonzero) digits is 135, while the sum is 18.

The square root of 133011315 is about 11533.0531517027. The cubic root of 133011315 is about 510.4613472442.

Adding to 133011315 its reverse (513110331), we get a palindrome (646121646).

The spelling of 133011315 in words is "one hundred thirty-three million, eleven thousand, three hundred fifteen".