15343254132209 has 2 divisors, whose sum is σ = 15343254132210. Its totient is φ = 15343254132208.

The previous prime is 15343254132137. The next prime is 15343254132253. The reversal of 15343254132209 is 90223145234351.

It is an a-pointer prime, because the next prime (15343254132253) can be obtained adding 15343254132209 to its sum of digits (44).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12464056019809 + 2879198112400 = 3530447^2 + 1696820^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15343254132209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 15343254132209.

It is not a weakly prime, because it can be changed into another prime (15343254132259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7671627066104 + 7671627066105.

It is an arithmetic number, because the mean of its divisors is an integer number (7671627066105).

Almost surely, 2^{15343254132209} is an apocalyptic number.

It is an amenable number.

15343254132209 is a deficient number, since it is larger than the sum of its proper divisors (1).

15343254132209 is an equidigital number, since it uses as much as digits as its factorization.

15343254132209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 777600, while the sum is 44.

The spelling of 15343254132209 in words is "fifteen trillion, three hundred forty-three billion, two hundred fifty-four million, one hundred thirty-two thousand, two hundred nine".