11273921239 has 8 divisors (see below), whose sum is σ = 12902210048. Its totient is φ = 9650064600.

The previous prime is 11273921231. The next prime is 11273921257. The reversal of 11273921239 is 93212937211.

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 11273921239 - 2³ = 11273921231 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11273921231) 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, 1102587 + ... + 1112764.

It is an arithmetic number, because the mean of its divisors is an integer number (1612776256).

Almost surely, 2^11273921239 is an apocalyptic number.

11273921239 is a deficient number, since it is larger than the sum of its proper divisors (1628288809).

11273921239 is an equidigital number, since it uses as much as digits as its factorization.

11273921239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2216085.

The product of its digits is 40824, while the sum is 40.

The spelling of 11273921239 in words is "eleven billion, two hundred seventy-three million, nine hundred twenty-one thousand, two hundred thirty-nine".