1848488197 has 2 divisors, whose sum is σ = 1848488198. Its totient is φ = 1848488196.

The previous prime is 1848488141. The next prime is 1848488203. The reversal of 1848488197 is 7918848481.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1793861316 + 54626881 = 42354^2 + 7391^2 .

It is a cyclic number.

It is not a de Polignac number, because 1848488197 - 2²⁷ = 1714270469 is a prime.

It is a super-2 number, since 2×1848488197² = 6833817228896621618, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1848488597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 924244098 + 924244099.

It is an arithmetic number, because the mean of its divisors is an integer number (924244099).

Almost surely, 2^1848488197 is an apocalyptic number.

It is an amenable number.

1848488197 is a deficient number, since it is larger than the sum of its proper divisors (1).

1848488197 is an equidigital number, since it uses as much as digits as its factorization.

1848488197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4128768, while the sum is 58.

The square root of 1848488197 is about 42994.0483904459. The cubic root of 1848488197 is about 1227.2665403033.

The spelling of 1848488197 in words is "one billion, eight hundred forty-eight million, four hundred eighty-eight thousand, one hundred ninety-seven".