1841642093 has 2 divisors, whose sum is σ = 1841642094. Its totient is φ = 1841642092.

The previous prime is 1841642087. The next prime is 1841642137. The reversal of 1841642093 is 3902461481.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1233625129 + 608016964 = 35123^2 + 24658^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1841642093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1841642063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 920821046 + 920821047.

It is an arithmetic number, because the mean of its divisors is an integer number (920821047).

Almost surely, 2^1841642093 is an apocalyptic number.

It is an amenable number.

1841642093 is a deficient number, since it is larger than the sum of its proper divisors (1).

1841642093 is an equidigital number, since it uses as much as digits as its factorization.

1841642093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 1841642093 is about 42914.3576556844. The cubic root of 1841642093 is about 1225.7495549840.

The spelling of 1841642093 in words is "one billion, eight hundred forty-one million, six hundred forty-two thousand, ninety-three".