1314286979 has 2 divisors, whose sum is σ = 1314286980. Its totient is φ = 1314286978.

The previous prime is 1314286969. The next prime is 1314286997. The reversal of 1314286979 is 9796824131.

Together with next prime (1314286997) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1314286979 is a prime.

It is not a weakly prime, because it can be changed into another prime (1314286969) by changing a digit.

It is an upside-down number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 657143489 + 657143490.

It is an arithmetic number, because the mean of its divisors is an integer number (657143490).

Almost surely, 2^1314286979 is an apocalyptic number.

1314286979 is a deficient number, since it is larger than the sum of its proper divisors (1).

1314286979 is an equidigital number, since it uses as much as digits as its factorization.

1314286979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 653184, while the sum is 50.

The square root of 1314286979 is about 36253.0961298480. The cubic root of 1314286979 is about 1095.3764554258.

The spelling of 1314286979 in words is "one billion, three hundred fourteen million, two hundred eighty-six thousand, nine hundred seventy-nine".