133082457 has 8 divisors (see below), whose sum is σ = 177682560. Its totient is φ = 88602000.

The previous prime is 133082447. The next prime is 133082461. The reversal of 133082457 is 754280331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 133082457 - 2¹⁵ = 133049689 is a prime.

It is a super-2 number, since 2×133082457² = 35421880722313698, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (133082407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27282 + ... + 31787.

It is an arithmetic number, because the mean of its divisors is an integer number (22210320).

Almost surely, 2^133082457 is an apocalyptic number.

It is an amenable number.

133082457 is a deficient number, since it is larger than the sum of its proper divisors (44600103).

133082457 is an equidigital number, since it uses as much as digits as its factorization.

133082457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59823.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 133082457 is about 11536.1370050810. The cubic root of 133082457 is about 510.5523389231.

The spelling of 133082457 in words is "one hundred thirty-three million, eighty-two thousand, four hundred fifty-seven".