1390530083 has 2 divisors, whose sum is σ = 1390530084. Its totient is φ = 1390530082.

The previous prime is 1390530073. The next prime is 1390530131. The reversal of 1390530083 is 3800350931.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1390530083 - 2²⁰ = 1389481507 is a prime.

It is not a weakly prime, because it can be changed into another prime (1390530073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 695265041 + 695265042.

It is an arithmetic number, because the mean of its divisors is an integer number (695265042).

Almost surely, 2^1390530083 is an apocalyptic number.

1390530083 is a deficient number, since it is larger than the sum of its proper divisors (1).

1390530083 is an equidigital number, since it uses as much as digits as its factorization.

1390530083 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 1390530083 is about 37289.8120536964. The cubic root of 1390530083 is about 1116.1608782496.

The spelling of 1390530083 in words is "one billion, three hundred ninety million, five hundred thirty thousand, eighty-three".