11393983019 has 12 divisors (see below), whose sum is σ = 11725093800. Its totient is φ = 11071988928.

The previous prime is 11393983001. The next prime is 11393983021. The reversal of 11393983019 is 91038939311.

It is not a de Polignac number, because 11393983019 - 2⁸ = 11393982763 is a prime.

It is a super-2 number, since 2×11393983019² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11393983079) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1171127 + ... + 1180815.

It is an arithmetic number, because the mean of its divisors is an integer number (977091150).

Almost surely, 2^11393983019 is an apocalyptic number.

11393983019 is a deficient number, since it is larger than the sum of its proper divisors (331110781).

11393983019 is an frugal number, since it uses more digits than its factorization.

11393983019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10622 (or 10585 counting only the distinct ones).

The product of its (nonzero) digits is 157464, while the sum is 47.

The spelling of 11393983019 in words is "eleven billion, three hundred ninety-three million, nine hundred eighty-three thousand, nineteen".