11501224573 has 2 divisors, whose sum is σ = 11501224574. Its totient is φ = 11501224572.

The previous prime is 11501224513. The next prime is 11501224601. The reversal of 11501224573 is 37542210511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7389465444 + 4111759129 = 85962^2 + 64123^2 .

It is a cyclic number.

It is not a de Polignac number, because 11501224573 - 2¹³ = 11501216381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11501224513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5750612286 + 5750612287.

It is an arithmetic number, because the mean of its divisors is an integer number (5750612287).

Almost surely, 2^11501224573 is an apocalyptic number.

It is an amenable number.

11501224573 is a deficient number, since it is larger than the sum of its proper divisors (1).

11501224573 is an equidigital number, since it uses as much as digits as its factorization.

11501224573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8400, while the sum is 31.

The spelling of 11501224573 in words is "eleven billion, five hundred one million, two hundred twenty-four thousand, five hundred seventy-three".