1390752283 has 2 divisors, whose sum is σ = 1390752284. Its totient is φ = 1390752282.

The previous prime is 1390752257. The next prime is 1390752313. The reversal of 1390752283 is 3822570931.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1390752283 - 2²¹ = 1388655131 is a prime.

It is not a weakly prime, because it can be changed into another prime (1390752203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 695376141 + 695376142.

It is an arithmetic number, because the mean of its divisors is an integer number (695376142).

Almost surely, 2^1390752283 is an apocalyptic number.

1390752283 is a deficient number, since it is larger than the sum of its proper divisors (1).

1390752283 is an equidigital number, since it uses as much as digits as its factorization.

1390752283 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 1390752283 is about 37292.7913007326. The cubic root of 1390752283 is about 1116.2203274579.

The spelling of 1390752283 in words is "one billion, three hundred ninety million, seven hundred fifty-two thousand, two hundred eighty-three".