279067009387 has 2 divisors, whose sum is σ = 279067009388. Its totient is φ = 279067009386.

The previous prime is 279067009301. The next prime is 279067009421. The reversal of 279067009387 is 783900760972.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-279067009387 is a prime.

It is a super-2 number, since 2×279067009387² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (279067009187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 139533504693 + 139533504694.

It is an arithmetic number, because the mean of its divisors is an integer number (139533504694).

Almost surely, 2^279067009387 is an apocalyptic number.

279067009387 is a deficient number, since it is larger than the sum of its proper divisors (1).

279067009387 is an equidigital number, since it uses as much as digits as its factorization.

279067009387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8001504, while the sum is 58.

The spelling of 279067009387 in words is "two hundred seventy-nine billion, sixty-seven million, nine thousand, three hundred eighty-seven".