61298002867 has 2 divisors, whose sum is σ = 61298002868. Its totient is φ = 61298002866.

The previous prime is 61298002789. The next prime is 61298002907. The reversal of 61298002867 is 76820089216.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-61298002867 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 61298002867.

It is not a weakly prime, because it can be changed into another prime (61298042867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30649001433 + 30649001434.

It is an arithmetic number, because the mean of its divisors is an integer number (30649001434).

Almost surely, 2^61298002867 is an apocalyptic number.

61298002867 is a deficient number, since it is larger than the sum of its proper divisors (1).

61298002867 is an equidigital number, since it uses as much as digits as its factorization.

61298002867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 580608, while the sum is 49.

The spelling of 61298002867 in words is "sixty-one billion, two hundred ninety-eight million, two thousand, eight hundred sixty-seven".