1798867373 has 2 divisors, whose sum is σ = 1798867374. Its totient is φ = 1798867372.

The previous prime is 1798867363. The next prime is 1798867381. The reversal of 1798867373 is 3737688971.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1032851044 + 766016329 = 32138^2 + 27677^2 .

It is a cyclic number.

It is not a de Polignac number, because 1798867373 - 2⁶ = 1798867309 is a prime.

It is a super-2 number, since 2×1798867373² = 6471847651287842258, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1798867363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 899433686 + 899433687.

It is an arithmetic number, because the mean of its divisors is an integer number (899433687).

Almost surely, 2^1798867373 is an apocalyptic number.

It is an amenable number.

1798867373 is a deficient number, since it is larger than the sum of its proper divisors (1).

1798867373 is an equidigital number, since it uses as much as digits as its factorization.

1798867373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10668672, while the sum is 59.

The square root of 1798867373 is about 42413.0566335415. The cubic root of 1798867373 is about 1216.1852023882.

The spelling of 1798867373 in words is "one billion, seven hundred ninety-eight million, eight hundred sixty-seven thousand, three hundred seventy-three".