1392290213 has 2 divisors, whose sum is σ = 1392290214. Its totient is φ = 1392290212.

The previous prime is 1392290183. The next prime is 1392290239. The reversal of 1392290213 is 3120922931.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1274632804 + 117657409 = 35702^2 + 10847^2 .

It is a cyclic number.

It is not a de Polignac number, because 1392290213 - 2⁶ = 1392290149 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1392290213.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1392293213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 696145106 + 696145107.

It is an arithmetic number, because the mean of its divisors is an integer number (696145107).

Almost surely, 2^1392290213 is an apocalyptic number.

It is an amenable number.

1392290213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1392290213 is an equidigital number, since it uses as much as digits as its factorization.

1392290213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 1392290213 is about 37313.4052721003. The cubic root of 1392290213 is about 1116.6316243651.

The spelling of 1392290213 in words is "one billion, three hundred ninety-two million, two hundred ninety thousand, two hundred thirteen".