1139753391863 has 2 divisors, whose sum is σ = 1139753391864. Its totient is φ = 1139753391862.

The previous prime is 1139753391853. The next prime is 1139753391869. The reversal of 1139753391863 is 3681933579311.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1139753391863 is a prime.

It is a super-2 number, since 2×1139753391863² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1139753391869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 569876695931 + 569876695932.

It is an arithmetic number, because the mean of its divisors is an integer number (569876695932).

Almost surely, 2^{1139753391863} is an apocalyptic number.

1139753391863 is a deficient number, since it is larger than the sum of its proper divisors (1).

1139753391863 is an equidigital number, since it uses as much as digits as its factorization.

1139753391863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11022480, while the sum is 59.

The spelling of 1139753391863 in words is "one trillion, one hundred thirty-nine billion, seven hundred fifty-three million, three hundred ninety-one thousand, eight hundred sixty-three".