133083457 has 8 divisors (see below), whose sum is σ = 144123840. Its totient is φ = 122157840.

The previous prime is 133083449. The next prime is 133083473. The reversal of 133083457 is 754380331.

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

It is a cyclic number.

It is not a de Polignac number, because 133083457 - 2³ = 133083449 is a prime.

It is a super-2 number, since 2×133083457² = 35422413054141698, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133083437) 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, 26269 + ... + 30922.

It is an arithmetic number, because the mean of its divisors is an integer number (18015480).

Almost surely, 2^133083457 is an apocalyptic number.

It is an amenable number.

133083457 is a deficient number, since it is larger than the sum of its proper divisors (11040383).

133083457 is a wasteful number, since it uses less digits than its factorization.

133083457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57383.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 133083457 is about 11536.1803470646. The cubic root of 133083457 is about 510.5536177069.

The spelling of 133083457 in words is "one hundred thirty-three million, eighty-three thousand, four hundred fifty-seven".