1081937 has 2 divisors, whose sum is σ = 1081938. Its totient is φ = 1081936.

The previous prime is 1081919. The next prime is 1081939. The reversal of 1081937 is 7391801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 982081 + 99856 = 991^2 + 316^2 .

It is a cyclic number.

It is not a de Polignac number, because 1081937 - 2⁸ = 1081681 is a prime.

Together with 1081939, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1081939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 540968 + 540969.

It is an arithmetic number, because the mean of its divisors is an integer number (540969).

2^1081937 is an apocalyptic number.

It is an amenable number.

1081937 is a deficient number, since it is larger than the sum of its proper divisors (1).

1081937 is an equidigital number, since it uses as much as digits as its factorization.

1081937 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 29.

The square root of 1081937 is about 1040.1620066124. The cubic root of 1081937 is about 102.6598576377.

The spelling of 1081937 in words is "one million, eighty-one thousand, nine hundred thirty-seven".