19461514339117 has 2 divisors, whose sum is σ = 19461514339118. Its totient is φ = 19461514339116.

The previous prime is 19461514339109. The next prime is 19461514339181. The reversal of 19461514339117 is 71193341516491.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15781002545961 + 3680511793156 = 3972531^2 + 1918466^2 .

It is a cyclic number.

It is not a de Polignac number, because 19461514339117 - 2³ = 19461514339109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19461514339417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9730757169558 + 9730757169559.

It is an arithmetic number, because the mean of its divisors is an integer number (9730757169559).

Almost surely, 2^{19461514339117} is an apocalyptic number.

It is an amenable number.

19461514339117 is a deficient number, since it is larger than the sum of its proper divisors (1).

19461514339117 is an equidigital number, since it uses as much as digits as its factorization.

19461514339117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2449440, while the sum is 55.

The spelling of 19461514339117 in words is "nineteen trillion, four hundred sixty-one billion, five hundred fourteen million, three hundred thirty-nine thousand, one hundred seventeen".