615012317063 has 2 divisors, whose sum is σ = 615012317064. Its totient is φ = 615012317062.

The previous prime is 615012316999. The next prime is 615012317089. The reversal of 615012317063 is 360713210516.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 615012317063 - 2⁶ = 615012316999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (615012311063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 307506158531 + 307506158532.

It is an arithmetic number, because the mean of its divisors is an integer number (307506158532).

Almost surely, 2^615012317063 is an apocalyptic number.

615012317063 is a deficient number, since it is larger than the sum of its proper divisors (1).

615012317063 is an equidigital number, since it uses as much as digits as its factorization.

615012317063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 35.

Adding to 615012317063 its reverse (360713210516), we get a palindrome (975725527579).

The spelling of 615012317063 in words is "six hundred fifteen billion, twelve million, three hundred seventeen thousand, sixty-three".