15532312219 has 2 divisors, whose sum is σ = 15532312220. Its totient is φ = 15532312218.

The previous prime is 15532312189. The next prime is 15532312249. The reversal of 15532312219 is 91221323551.

It is a balanced prime because it is at equal distance from previous prime (15532312189) and next prime (15532312249).

It is an emirp because it is prime and its reverse (91221323551) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 15532312219 - 2²¹ = 15530215067 is a prime.

It is a super-2 number, since 2×15532312219² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (15532312249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7766156109 + 7766156110.

It is an arithmetic number, because the mean of its divisors is an integer number (7766156110).

Almost surely, 2^15532312219 is an apocalyptic number.

15532312219 is a deficient number, since it is larger than the sum of its proper divisors (1).

15532312219 is an equidigital number, since it uses as much as digits as its factorization.

15532312219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16200, while the sum is 34.

The spelling of 15532312219 in words is "fifteen billion, five hundred thirty-two million, three hundred twelve thousand, two hundred nineteen".