133023308 has 12 divisors (see below), whose sum is σ = 253953672. Its totient is φ = 60465120.

The previous prime is 133023277. The next prime is 133023323. The reversal of 133023308 is 803320331.

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, 1511585 + ... + 1511672.

It is an arithmetic number, because the mean of its divisors is an integer number (21162806).

Almost surely, 2^133023308 is an apocalyptic number.

It is an amenable number.

133023308 is a deficient number, since it is larger than the sum of its proper divisors (120930364).

133023308 is a wasteful number, since it uses less digits than its factorization.

133023308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3023272 (or 3023270 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 133023308 is about 11533.5730803598. The cubic root of 133023308 is about 510.4766887434.

Adding to 133023308 its reverse (803320331), we get a palindrome (936343639).

It can be divided in two parts, 133023 and 308, that added together give a palindrome (133331).

The spelling of 133023308 in words is "one hundred thirty-three million, twenty-three thousand, three hundred eight".