133265090 has 16 divisors (see below), whose sum is σ = 274145472. Its totient is φ = 45690864.

The previous prime is 133265089. The next prime is 133265101. The reversal of 133265090 is 90562331.

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, 951824 + ... + 951963.

It is an arithmetic number, because the mean of its divisors is an integer number (17134092).

Almost surely, 2^133265090 is an apocalyptic number.

133265090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133265090 is an abundant number, since it is smaller than the sum of its proper divisors (140880382).

133265090 is a wasteful number, since it uses less digits than its factorization.

133265090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1903801.

The product of its (nonzero) digits is 4860, while the sum is 29.

The square root of 133265090 is about 11544.0499825668. The cubic root of 133265090 is about 510.7857808713.

The spelling of 133265090 in words is "one hundred thirty-three million, two hundred sixty-five thousand, ninety".