133170161583 has 16 divisors (see below), whose sum is σ = 180935071200. Its totient is φ = 87100164480.

The previous prime is 133170161581. The next prime is 133170161591. The reversal of 133170161583 is 385161071331.

It is not a de Polignac number, because 133170161583 - 2¹ = 133170161581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133170161581) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 864168 + ... + 1006541.

It is an arithmetic number, because the mean of its divisors is an integer number (11308441950).

Almost surely, 2^133170161583 is an apocalyptic number.

133170161583 is a deficient number, since it is larger than the sum of its proper divisors (47764909617).

133170161583 is a wasteful number, since it uses less digits than its factorization.

133170161583 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1871162.

The product of its (nonzero) digits is 45360, while the sum is 39.

The spelling of 133170161583 in words is "one hundred thirty-three billion, one hundred seventy million, one hundred sixty-one thousand, five hundred eighty-three".