11142404393 has 2 divisors, whose sum is σ = 11142404394. Its totient is φ = 11142404392.

The previous prime is 11142404311. The next prime is 11142404411. The reversal of 11142404393 is 39340424111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7487960089 + 3654444304 = 86533^2 + 60452^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11142404393 is a prime.

It is not a weakly prime, because it can be changed into another prime (11142404093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5571202196 + 5571202197.

It is an arithmetic number, because the mean of its divisors is an integer number (5571202197).

Almost surely, 2^11142404393 is an apocalyptic number.

It is an amenable number.

11142404393 is a deficient number, since it is larger than the sum of its proper divisors (1).

11142404393 is an equidigital number, since it uses as much as digits as its factorization.

11142404393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 11142404393 in words is "eleven billion, one hundred forty-two million, four hundred four thousand, three hundred ninety-three".