1390609201 has 2 divisors, whose sum is σ = 1390609202. Its totient is φ = 1390609200.

The previous prime is 1390609153. The next prime is 1390609223. The reversal of 1390609201 is 1029060931.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 896703025 + 493906176 = 29945^2 + 22224^2 .

It is a cyclic number.

It is not a de Polignac number, because 1390609201 - 2²⁹ = 853738289 is a prime.

It is not a weakly prime, because it can be changed into another prime (1390609261) 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, 695304600 + 695304601.

It is an arithmetic number, because the mean of its divisors is an integer number (695304601).

Almost surely, 2^1390609201 is an apocalyptic number.

It is an amenable number.

1390609201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1390609201 is an equidigital number, since it uses as much as digits as its factorization.

1390609201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2916, while the sum is 31.

The square root of 1390609201 is about 37290.8728913658. The cubic root of 1390609201 is about 1116.1820468534.

The spelling of 1390609201 in words is "one billion, three hundred ninety million, six hundred nine thousand, two hundred one".