1092079861 has 2 divisors, whose sum is σ = 1092079862. Its totient is φ = 1092079860.

The previous prime is 1092079831. The next prime is 1092079871. The reversal of 1092079861 is 1689702901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 816187761 + 275892100 = 28569^2 + 16610^2 .

It is a cyclic number.

It is not a de Polignac number, because 1092079861 - 2¹¹ = 1092077813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1092079831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 546039930 + 546039931.

It is an arithmetic number, because the mean of its divisors is an integer number (546039931).

Almost surely, 2^1092079861 is an apocalyptic number.

It is an amenable number.

1092079861 is a deficient number, since it is larger than the sum of its proper divisors (1).

1092079861 is an equidigital number, since it uses as much as digits as its factorization.

1092079861 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 43.

The square root of 1092079861 is about 33046.6316135245. The cubic root of 1092079861 is about 1029.7966296564.

The spelling of 1092079861 in words is "one billion, ninety-two million, seventy-nine thousand, eight hundred sixty-one".