1092491437 has 2 divisors, whose sum is σ = 1092491438. Its totient is φ = 1092491436.

The previous prime is 1092491369. The next prime is 1092491443. The reversal of 1092491437 is 7341942901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 567440041 + 525051396 = 23821^2 + 22914^2 .

It is a cyclic number.

It is not a de Polignac number, because 1092491437 - 2¹¹ = 1092489389 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1092491437.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1092491537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 546245718 + 546245719.

It is an arithmetic number, because the mean of its divisors is an integer number (546245719).

Almost surely, 2^1092491437 is an apocalyptic number.

It is an amenable number.

1092491437 is a deficient number, since it is larger than the sum of its proper divisors (1).

1092491437 is an equidigital number, since it uses as much as digits as its factorization.

1092491437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 1092491437 is about 33052.8582273909. The cubic root of 1092491437 is about 1029.9259811075.

The spelling of 1092491437 in words is "one billion, ninety-two million, four hundred ninety-one thousand, four hundred thirty-seven".