1849372663 has 2 divisors, whose sum is σ = 1849372664. Its totient is φ = 1849372662.

The previous prime is 1849372649. The next prime is 1849372667. The reversal of 1849372663 is 3662739481.

It is a strong prime.

It is an emirp because it is prime and its reverse (3662739481) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1849372663 - 2¹⁷ = 1849241591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1849372667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 924686331 + 924686332.

It is an arithmetic number, because the mean of its divisors is an integer number (924686332).

Almost surely, 2^1849372663 is an apocalyptic number.

1849372663 is a deficient number, since it is larger than the sum of its proper divisors (1).

1849372663 is an equidigital number, since it uses as much as digits as its factorization.

1849372663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1306368, while the sum is 49.

The square root of 1849372663 is about 43004.3330723777. Note that the first 3 decimals coincide. The cubic root of 1849372663 is about 1227.4622502262.

The spelling of 1849372663 in words is "one billion, eight hundred forty-nine million, three hundred seventy-two thousand, six hundred sixty-three".