915613240601 has 2 divisors, whose sum is σ = 915613240602. Its totient is φ = 915613240600.

The previous prime is 915613240547. The next prime is 915613240627. The reversal of 915613240601 is 106042316519.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 790141432201 + 125471808400 = 888899^2 + 354220^2 .

It is an emirp because it is prime and its reverse (106042316519) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 915613240601 - 2³⁸ = 640735333657 is a prime.

It is not a weakly prime, because it can be changed into another prime (915613240691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 457806620300 + 457806620301.

It is an arithmetic number, because the mean of its divisors is an integer number (457806620301).

Almost surely, 2^915613240601 is an apocalyptic number.

It is an amenable number.

915613240601 is a deficient number, since it is larger than the sum of its proper divisors (1).

915613240601 is an equidigital number, since it uses as much as digits as its factorization.

915613240601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 38.

The spelling of 915613240601 in words is "nine hundred fifteen billion, six hundred thirteen million, two hundred forty thousand, six hundred one".