13021140433 has 8 divisors (see below), whose sum is σ = 14882035520. Its totient is φ = 11160428400.

The previous prime is 13021140421. The next prime is 13021140449. The reversal of 13021140433 is 33404112031.

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 13021140433 - 2⁹ = 13021139921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13021140493) 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, 182758 + ... + 243808.

It is an arithmetic number, because the mean of its divisors is an integer number (1860254440).

Almost surely, 2^13021140433 is an apocalyptic number.

It is an amenable number.

13021140433 is a deficient number, since it is larger than the sum of its proper divisors (1860895087).

13021140433 is an equidigital number, since it uses as much as digits as its factorization.

13021140433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91527.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 13021140433 its reverse (33404112031), we get a palindrome (46425252464).

The spelling of 13021140433 in words is "thirteen billion, twenty-one million, one hundred forty thousand, four hundred thirty-three".