1848346949 has 2 divisors, whose sum is σ = 1848346950. Its totient is φ = 1848346948.

The previous prime is 1848346943. The next prime is 1848346979. The reversal of 1848346949 is 9496438481.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1488030625 + 360316324 = 38575^2 + 18982^2 .

It is a cyclic number.

It is not a de Polignac number, because 1848346949 - 2²⁰ = 1847298373 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1848346894 and 1848346903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1848346943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 924173474 + 924173475.

It is an arithmetic number, because the mean of its divisors is an integer number (924173475).

Almost surely, 2^1848346949 is an apocalyptic number.

It is an amenable number.

1848346949 is a deficient number, since it is larger than the sum of its proper divisors (1).

1848346949 is an equidigital number, since it uses as much as digits as its factorization.

1848346949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5971968, while the sum is 56.

The square root of 1848346949 is about 42992.4057131024. The cubic root of 1848346949 is about 1227.2352799180.

The spelling of 1848346949 in words is "one billion, eight hundred forty-eight million, three hundred forty-six thousand, nine hundred forty-nine".