1583785492243 has 2 divisors, whose sum is σ = 1583785492244. Its totient is φ = 1583785492242.

The previous prime is 1583785492199. The next prime is 1583785492253. The reversal of 1583785492243 is 3422945873851.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1583785492243 - 2³³ = 1575195557651 is a prime.

It is not a weakly prime, because it can be changed into another prime (1583785492253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 791892746121 + 791892746122.

It is an arithmetic number, because the mean of its divisors is an integer number (791892746122).

Almost surely, 2^{1583785492243} is an apocalyptic number.

1583785492243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1583785492243 is an equidigital number, since it uses as much as digits as its factorization.

1583785492243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58060800, while the sum is 61.

The spelling of 1583785492243 in words is "one trillion, five hundred eighty-three billion, seven hundred eighty-five million, four hundred ninety-two thousand, two hundred forty-three".