11273921241 has 16 divisors (see below), whose sum is σ = 16667260608. Its totient is φ = 6720667200.

The previous prime is 11273921231. The next prime is 11273921257. The reversal of 11273921241 is 14212937211.

It is not a de Polignac number, because 11273921241 - 2⁵ = 11273921209 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon 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 15 ways as a sum of consecutive naturals, for example, 2798266 + ... + 2802291.

It is an arithmetic number, because the mean of its divisors is an integer number (1041703788).

Almost surely, 2^11273921241 is an apocalyptic number.

11273921241 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11273921241 is a deficient number, since it is larger than the sum of its proper divisors (5393339367).

11273921241 is a wasteful number, since it uses less digits than its factorization.

11273921241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5600632.

The product of its digits is 6048, while the sum is 33.

The spelling of 11273921241 in words is "eleven billion, two hundred seventy-three million, nine hundred twenty-one thousand, two hundred forty-one".