133097090 has 96 divisors (see below), whose sum is σ = 302849280. Its totient is φ = 41171328.

The previous prime is 133097053. The next prime is 133097149. The reversal of 133097090 is 90790331.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 581096 + ... + 581324.

It is an arithmetic number, because the mean of its divisors is an integer number (3154680).

Almost surely, 2^133097090 is an apocalyptic number.

133097090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133097090 is an abundant number, since it is smaller than the sum of its proper divisors (169752190).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133097090 is a wasteful number, since it uses less digits than its factorization.

133097090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304 (or 285 counting only the distinct ones).

The product of its (nonzero) digits is 5103, while the sum is 32.

The square root of 133097090 is about 11536.7712120853. The cubic root of 133097090 is about 510.5710507272.

The spelling of 133097090 in words is "one hundred thirty-three million, ninety-seven thousand, ninety".