11863512119 has 2 divisors, whose sum is σ = 11863512120. Its totient is φ = 11863512118.

The previous prime is 11863512053. The next prime is 11863512127. The reversal of 11863512119 is 91121536811.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11863512119 is a prime.

It is a super-2 number, since 2×11863512119² (a number of 21 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 (11863512179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5931756059 + 5931756060.

It is an arithmetic number, because the mean of its divisors is an integer number (5931756060).

Almost surely, 2^11863512119 is an apocalyptic number.

11863512119 is a deficient number, since it is larger than the sum of its proper divisors (1).

11863512119 is an equidigital number, since it uses as much as digits as its factorization.

11863512119 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 38.

The spelling of 11863512119 in words is "eleven billion, eight hundred sixty-three million, five hundred twelve thousand, one hundred nineteen".