133140790 has 32 divisors (see below), whose sum is σ = 263243520. Its totient is φ = 48258144.

The previous prime is 133140779. The next prime is 133140793. The reversal of 133140790 is 97041331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133140793) by changing a digit.

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, 10864 + ... + 19603.

It is an arithmetic number, because the mean of its divisors is an integer number (8226360).

Almost surely, 2^133140790 is an apocalyptic number.

133140790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133140790 is a deficient number, since it is larger than the sum of its proper divisors (130102730).

133140790 is a wasteful number, since it uses less digits than its factorization.

133140790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30516.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 133140790 is about 11538.6650007702. The cubic root of 133140790 is about 510.6269235076.

The spelling of 133140790 in words is "one hundred thirty-three million, one hundred forty thousand, seven hundred ninety".