133810772 has 12 divisors (see below), whose sum is σ = 234909780. Its totient is φ = 66693696.

The previous prime is 133810771. The next prime is 133810793. The reversal of 133810772 is 277018331.

It can be written as a sum of positive squares in 2 ways, for example, as 6482116 + 127328656 = 2546^2 + 11284^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133810771) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51497 + ... + 54032.

It is an arithmetic number, because the mean of its divisors is an integer number (19575815).

Almost surely, 2^133810772 is an apocalyptic number.

It is an amenable number.

133810772 is a deficient number, since it is larger than the sum of its proper divisors (101099008).

133810772 is a wasteful number, since it uses less digits than its factorization.

133810772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105850 (or 105848 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 32.

The square root of 133810772 is about 11567.6606105124. The cubic root of 133810772 is about 511.4820048027.

The spelling of 133810772 in words is "one hundred thirty-three million, eight hundred ten thousand, seven hundred seventy-two".