1314057197 has 2 divisors, whose sum is σ = 1314057198. Its totient is φ = 1314057196.

The previous prime is 1314057179. The next prime is 1314057221. The reversal of 1314057197 is 7917504131.

Together with previous prime (1314057179) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1178823556 + 135233641 = 34334^2 + 11629^2 .

It is an emirp because it is prime and its reverse (7917504131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1314057197 - 2¹⁴ = 1314040813 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1314057197.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1314057097) 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, 657028598 + 657028599.

It is an arithmetic number, because the mean of its divisors is an integer number (657028599).

Almost surely, 2^1314057197 is an apocalyptic number.

It is an amenable number.

1314057197 is a deficient number, since it is larger than the sum of its proper divisors (1).

1314057197 is an equidigital number, since it uses as much as digits as its factorization.

1314057197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26460, while the sum is 38.

The square root of 1314057197 is about 36249.9268550986. The cubic root of 1314057197 is about 1095.3126153699.

The spelling of 1314057197 in words is "one billion, three hundred fourteen million, fifty-seven thousand, one hundred ninety-seven".