1848649741 has 2 divisors, whose sum is σ = 1848649742. Its totient is φ = 1848649740.

The previous prime is 1848649681. The next prime is 1848649793. The reversal of 1848649741 is 1479468481.

It is an a-pointer prime, because the next prime (1848649793) can be obtained adding 1848649741 to its sum of digits (52).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1603602025 + 245047716 = 40045^2 + 15654^2 .

It is a cyclic number.

It is not a de Polignac number, because 1848649741 - 2⁷ = 1848649613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1848644741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 924324870 + 924324871.

It is an arithmetic number, because the mean of its divisors is an integer number (924324871).

Almost surely, 2^1848649741 is an apocalyptic number.

It is an amenable number.

1848649741 is a deficient number, since it is larger than the sum of its proper divisors (1).

1848649741 is an equidigital number, since it uses as much as digits as its factorization.

1848649741 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1548288, while the sum is 52.

The square root of 1848649741 is about 42995.9270280337. The cubic root of 1848649741 is about 1227.3022905579.

The spelling of 1848649741 in words is "one billion, eight hundred forty-eight million, six hundred forty-nine thousand, seven hundred forty-one".