2133577331 has 8 divisors (see below), whose sum is σ = 2159236800. Its totient is φ = 2107955520.

The previous prime is 2133577321. The next prime is 2133577337. The reversal of 2133577331 is 1337753312.

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 2133577331 - 2²² = 2129383027 is a prime.

It is a super-2 number, since 2×2133577331² = 9104304454714167122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2133577291 and 2133577300.

It is not an unprimeable number, because it can be changed into a prime (2133577337) 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, 114230 + ... + 131588.

It is an arithmetic number, because the mean of its divisors is an integer number (269904600).

Almost surely, 2^2133577331 is an apocalyptic number.

2133577331 is a deficient number, since it is larger than the sum of its proper divisors (25659469).

2133577331 is a wasteful number, since it uses less digits than its factorization.

2133577331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18829.

The product of its digits is 39690, while the sum is 35.

The square root of 2133577331 is about 46190.6628118714. The cubic root of 2133577331 is about 1287.3682561776.

The spelling of 2133577331 in words is "two billion, one hundred thirty-three million, five hundred seventy-seven thousand, three hundred thirty-one".