133441390 has 16 divisors (see below), whose sum is σ = 241925040. Its totient is φ = 52992000.

The previous prime is 133441387. The next prime is 133441403. The reversal of 133441390 is 93144331.

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 7 ways as a sum of consecutive naturals, for example, 46611 + ... + 49390.

It is an arithmetic number, because the mean of its divisors is an integer number (15120315).

Almost surely, 2^133441390 is an apocalyptic number.

133441390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133441390 is a deficient number, since it is larger than the sum of its proper divisors (108483650).

133441390 is a wasteful number, since it uses less digits than its factorization.

133441390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96147.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 133441390 is about 11551.6834271027. The cubic root of 133441390 is about 511.0109257356.

It can be divided in two parts, 1334 and 41390, that added together give a palindrome (42724).

The spelling of 133441390 in words is "one hundred thirty-three million, four hundred forty-one thousand, three hundred ninety".