1095931 has 2 divisors, whose sum is σ = 1095932. Its totient is φ = 1095930.

The previous prime is 1095907. The next prime is 1095947. The reversal of 1095931 is 1395901.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1095931 is a prime.

It is a super-2 number, since 2×1095931² = 2402129513522, which contains 22 as substring.

1095931 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 1095931.

It is not a weakly prime, because it can be changed into another prime (1095961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 547965 + 547966.

It is an arithmetic number, because the mean of its divisors is an integer number (547966).

2^1095931 is an apocalyptic number.

1095931 is a deficient number, since it is larger than the sum of its proper divisors (1).

1095931 is an equidigital number, since it uses as much as digits as its factorization.

1095931 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1215, while the sum is 28.

The square root of 1095931 is about 1046.8672313145. The cubic root of 1095931 is about 103.1005710118.

The spelling of 1095931 in words is "one million, ninety-five thousand, nine hundred thirty-one".