7299999979 has 2 divisors, whose sum is σ = 7299999980. Its totient is φ = 7299999978.

The previous prime is 7299999953. The next prime is 7300000027. The reversal of 7299999979 is 9799999927.

7299999979 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7299999979 - 2⁷ = 7299999851 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7299999899 and 7299999908.

It is not a weakly prime, because it can be changed into another prime (7299999929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3649999989 + 3649999990.

It is an arithmetic number, because the mean of its divisors is an integer number (3649999990).

Almost surely, 2^7299999979 is an apocalyptic number.

7299999979 is a deficient number, since it is larger than the sum of its proper divisors (1).

7299999979 is an equidigital number, since it uses as much as digits as its factorization.

7299999979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 468730962, while the sum is 79.

The square root of 7299999979 is about 85440.0373302821. The cubic root of 7299999979 is about 1939.8774127202.

The spelling of 7299999979 in words is "seven billion, two hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred seventy-nine".