133247075 has 24 divisors (see below), whose sum is σ = 180978000. Its totient is φ = 96716160.

The previous prime is 133247069. The next prime is 133247111. The reversal of 133247075 is 570742331.

It is not a de Polignac number, because 133247075 - 2⁶ = 133247011 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15701 + ... + 22649.

It is an arithmetic number, because the mean of its divisors is an integer number (7540750).

Almost surely, 2^133247075 is an apocalyptic number.

133247075 is a deficient number, since it is larger than the sum of its proper divisors (47730925).

133247075 is a wasteful number, since it uses less digits than its factorization.

133247075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7031 (or 7026 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 32.

The square root of 133247075 is about 11543.2696841060. The cubic root of 133247075 is about 510.7627635392.

The spelling of 133247075 in words is "one hundred thirty-three million, two hundred forty-seven thousand, seventy-five".