1412779297 has 2 divisors, whose sum is σ = 1412779298. Its totient is φ = 1412779296.

The previous prime is 1412779253. The next prime is 1412779321. The reversal of 1412779297 is 7929772141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 949625856 + 463153441 = 30816^2 + 21521^2 .

It is a cyclic number.

It is not a de Polignac number, because 1412779297 - 2²⁷ = 1278561569 is a prime.

It is a super-5 number, since 5×1412779297⁵ (a number of 47 digits) contains 55555 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1412779297.

It is not a weakly prime, because it can be changed into another prime (1412776297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 706389648 + 706389649.

It is an arithmetic number, because the mean of its divisors is an integer number (706389649).

Almost surely, 2^1412779297 is an apocalyptic number.

It is an amenable number.

1412779297 is a deficient number, since it is larger than the sum of its proper divisors (1).

1412779297 is an equidigital number, since it uses as much as digits as its factorization.

1412779297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 444528, while the sum is 49.

The square root of 1412779297 is about 37586.9564742877. The cubic root of 1412779297 is about 1122.0824608969.

The spelling of 1412779297 in words is "one billion, four hundred twelve million, seven hundred seventy-nine thousand, two hundred ninety-seven".