11542724653 has 2 divisors, whose sum is σ = 11542724654. Its totient is φ = 11542724652.

The previous prime is 11542724591. The next prime is 11542724657. The reversal of 11542724653 is 35642724511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7354434564 + 4188290089 = 85758^2 + 64717^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11542724653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11542724657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5771362326 + 5771362327.

It is an arithmetic number, because the mean of its divisors is an integer number (5771362327).

Almost surely, 2^11542724653 is an apocalyptic number.

It is an amenable number.

11542724653 is a deficient number, since it is larger than the sum of its proper divisors (1).

11542724653 is an equidigital number, since it uses as much as digits as its factorization.

11542724653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 201600, while the sum is 40.

The spelling of 11542724653 in words is "eleven billion, five hundred forty-two million, seven hundred twenty-four thousand, six hundred fifty-three".