2142515303317 has 2 divisors, whose sum is σ = 2142515303318. Its totient is φ = 2142515303316.

The previous prime is 2142515303237. The next prime is 2142515303377. The reversal of 2142515303317 is 7133035152412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1855504384561 + 287010918756 = 1362169^2 + 535734^2 .

It is a cyclic number.

It is not a de Polignac number, because 2142515303317 - 2¹⁹ = 2142514779029 is a prime.

It is a super-2 number, since 2×2142515303317² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2142515303377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1071257651658 + 1071257651659.

It is an arithmetic number, because the mean of its divisors is an integer number (1071257651659).

Almost surely, 2^{2142515303317} is an apocalyptic number.

It is an amenable number.

2142515303317 is a deficient number, since it is larger than the sum of its proper divisors (1).

2142515303317 is an equidigital number, since it uses as much as digits as its factorization.

2142515303317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 75600, while the sum is 37.

The spelling of 2142515303317 in words is "two trillion, one hundred forty-two billion, five hundred fifteen million, three hundred three thousand, three hundred seventeen".