133803315 has 24 divisors (see below), whose sum is σ = 237322800. Its totient is φ = 69701184.

The previous prime is 133803289. The next prime is 133803337. The reversal of 133803315 is 513308331.

It is not a de Polignac number, because 133803315 - 2⁶ = 133803251 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32640 + ... + 36509.

It is an arithmetic number, because the mean of its divisors is an integer number (9888450).

Almost surely, 2^133803315 is an apocalyptic number.

133803315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

133803315 is a deficient number, since it is larger than the sum of its proper divisors (103519485).

133803315 is a wasteful number, since it uses less digits than its factorization.

133803315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69203 (or 69200 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 133803315 is about 11567.3382850161. The cubic root of 133803315 is about 511.4725033450.

The spelling of 133803315 in words is "one hundred thirty-three million, eight hundred three thousand, three hundred fifteen".