133313510 has 32 divisors (see below), whose sum is σ = 263692800. Its totient is φ = 48123360.

The previous prime is 133313503. The next prime is 133313533. The reversal of 133313510 is 15313331.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10931 + ... + 19649.

It is an arithmetic number, because the mean of its divisors is an integer number (8240400).

Almost surely, 2^133313510 is an apocalyptic number.

133313510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133313510 is a deficient number, since it is larger than the sum of its proper divisors (130379290).

133313510 is a wasteful number, since it uses less digits than its factorization.

133313510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8876.

The product of its (nonzero) digits is 405, while the sum is 20.

The square root of 133313510 is about 11546.1469763727. The cubic root of 133313510 is about 510.8476356620.

Adding to 133313510 its reverse (15313331), we get a palindrome (148626841).

The spelling of 133313510 in words is "one hundred thirty-three million, three hundred thirteen thousand, five hundred ten".