15222996853 has 2 divisors, whose sum is σ = 15222996854. Its totient is φ = 15222996852.

The previous prime is 15222996847. The next prime is 15222996881. The reversal of 15222996853 is 35869922251.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14977353924 + 245642929 = 122382^2 + 15673^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15222996853 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 15222996853.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15222996823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7611498426 + 7611498427.

It is an arithmetic number, because the mean of its divisors is an integer number (7611498427).

Almost surely, 2^15222996853 is an apocalyptic number.

It is an amenable number.

15222996853 is a deficient number, since it is larger than the sum of its proper divisors (1).

15222996853 is an equidigital number, since it uses as much as digits as its factorization.

15222996853 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2332800, while the sum is 52.

The spelling of 15222996853 in words is "fifteen billion, two hundred twenty-two million, nine hundred ninety-six thousand, eight hundred fifty-three".