11601563053 has 2 divisors, whose sum is σ = 11601563054. Its totient is φ = 11601563052.

The previous prime is 11601562949. The next prime is 11601563069. The reversal of 11601563053 is 35036510611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8420264644 + 3181298409 = 91762^2 + 56403^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11601563053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11601563093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5800781526 + 5800781527.

It is an arithmetic number, because the mean of its divisors is an integer number (5800781527).

Almost surely, 2^11601563053 is an apocalyptic number.

It is an amenable number.

11601563053 is a deficient number, since it is larger than the sum of its proper divisors (1).

11601563053 is an equidigital number, since it uses as much as digits as its factorization.

11601563053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8100, while the sum is 31.

The spelling of 11601563053 in words is "eleven billion, six hundred one million, five hundred sixty-three thousand, fifty-three".