11863512053 has 2 divisors, whose sum is σ = 11863512054. Its totient is φ = 11863512052.

The previous prime is 11863512043. The next prime is 11863512119. The reversal of 11863512053 is 35021536811.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10036633489 + 1826878564 = 100183^2 + 42742^2 .

It is a cyclic number.

It is not a de Polignac number, because 11863512053 - 2⁸ = 11863511797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11863512013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5931756026 + 5931756027.

It is an arithmetic number, because the mean of its divisors is an integer number (5931756027).

Almost surely, 2^11863512053 is an apocalyptic number.

It is an amenable number.

11863512053 is a deficient number, since it is larger than the sum of its proper divisors (1).

11863512053 is an equidigital number, since it uses as much as digits as its factorization.

11863512053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 35.

The spelling of 11863512053 in words is "eleven billion, eight hundred sixty-three million, five hundred twelve thousand, fifty-three".