1421286413 has 2 divisors, whose sum is σ = 1421286414. Its totient is φ = 1421286412.

The previous prime is 1421286401. The next prime is 1421286463. The reversal of 1421286413 is 3146821241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1413985609 + 7300804 = 37603^2 + 2702^2 .

It is a cyclic number.

It is not a de Polignac number, because 1421286413 - 2²⁶ = 1354177549 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1421286413.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1421286463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710643206 + 710643207.

It is an arithmetic number, because the mean of its divisors is an integer number (710643207).

Almost surely, 2^1421286413 is an apocalyptic number.

It is an amenable number.

1421286413 is a deficient number, since it is larger than the sum of its proper divisors (1).

1421286413 is an equidigital number, since it uses as much as digits as its factorization.

1421286413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9216, while the sum is 32.

The square root of 1421286413 is about 37699.9524270257. The cubic root of 1421286413 is about 1124.3301791798.

The spelling of 1421286413 in words is "one billion, four hundred twenty-one million, two hundred eighty-six thousand, four hundred thirteen".