7345999979 has 2 divisors, whose sum is σ = 7345999980. Its totient is φ = 7345999978.

The previous prime is 7345999967. The next prime is 7346000021. The reversal of 7345999979 is 9799995437.

It is a weak prime.

It is an emirp because it is prime and its reverse (9799995437) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7345999979 is a prime.

It is not a weakly prime, because it can be changed into another prime (7345999379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3672999989 + 3672999990.

It is an arithmetic number, because the mean of its divisors is an integer number (3672999990).

Almost surely, 2^7345999979 is an apocalyptic number.

7345999979 is a deficient number, since it is larger than the sum of its proper divisors (1).

7345999979 is an equidigital number, since it uses as much as digits as its factorization.

7345999979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 173604060, while the sum is 71.

The square root of 7345999979 is about 85708.8092263567. The cubic root of 7345999979 is about 1943.9435123435.

The spelling of 7345999979 in words is "seven billion, three hundred forty-five million, nine hundred ninety-nine thousand, nine hundred seventy-nine".