133316330 has 16 divisors (see below), whose sum is σ = 274250880. Its totient is φ = 45708432.

The previous prime is 133316327. The next prime is 133316347. The reversal of 133316330 is 33613331.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 133316296 and 133316305.

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, 952190 + ... + 952329.

It is an arithmetic number, because the mean of its divisors is an integer number (17140680).

Almost surely, 2^133316330 is an apocalyptic number.

133316330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133316330 is an abundant number, since it is smaller than the sum of its proper divisors (140934550).

133316330 is a wasteful number, since it uses less digits than its factorization.

133316330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1904533.

The product of its (nonzero) digits is 1458, while the sum is 23.

The square root of 133316330 is about 11546.2690943872. The cubic root of 133316330 is about 510.8512376480.

Adding to 133316330 its reverse (33613331), we get a palindrome (166929661).

The spelling of 133316330 in words is "one hundred thirty-three million, three hundred sixteen thousand, three hundred thirty".