15532314223 has 2 divisors, whose sum is σ = 15532314224. Its totient is φ = 15532314222.

The previous prime is 15532314209. The next prime is 15532314241. The reversal of 15532314223 is 32241323551.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 15532314223 - 2⁹ = 15532313711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15532314823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7766157111 + 7766157112.

It is an arithmetic number, because the mean of its divisors is an integer number (7766157112).

Almost surely, 2^15532314223 is an apocalyptic number.

15532314223 is a deficient number, since it is larger than the sum of its proper divisors (1).

15532314223 is an equidigital number, since it uses as much as digits as its factorization.

15532314223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21600, while the sum is 31.

Adding to 15532314223 its reverse (32241323551), we get a palindrome (47773637774).

The spelling of 15532314223 in words is "fifteen billion, five hundred thirty-two million, three hundred fourteen thousand, two hundred twenty-three".