2512515030397 has 2 divisors, whose sum is σ = 2512515030398. Its totient is φ = 2512515030396.

The previous prime is 2512515030383. The next prime is 2512515030427. The reversal of 2512515030397 is 7930305152152.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1938942066681 + 573572963716 = 1392459^2 + 757346^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2512515030397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2512515030307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1256257515198 + 1256257515199.

It is an arithmetic number, because the mean of its divisors is an integer number (1256257515199).

Almost surely, 2^{2512515030397} is an apocalyptic number.

It is an amenable number.

2512515030397 is a deficient number, since it is larger than the sum of its proper divisors (1).

2512515030397 is an equidigital number, since it uses as much as digits as its factorization.

2512515030397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 283500, while the sum is 43.

The spelling of 2512515030397 in words is "two trillion, five hundred twelve billion, five hundred fifteen million, thirty thousand, three hundred ninety-seven".