1090783693 has 2 divisors, whose sum is σ = 1090783694. Its totient is φ = 1090783692.

The previous prime is 1090783679. The next prime is 1090783703. The reversal of 1090783693 is 3963870901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1007554564 + 83229129 = 31742^2 + 9123^2 .

It is a cyclic number.

It is not a de Polignac number, because 1090783693 - 2¹³ = 1090775501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1090783613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 545391846 + 545391847.

It is an arithmetic number, because the mean of its divisors is an integer number (545391847).

Almost surely, 2^1090783693 is an apocalyptic number.

It is an amenable number.

1090783693 is a deficient number, since it is larger than the sum of its proper divisors (1).

1090783693 is an equidigital number, since it uses as much as digits as its factorization.

1090783693 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 244944, while the sum is 46.

The square root of 1090783693 is about 33027.0145941167. The cubic root of 1090783693 is about 1029.3890532778.

The spelling of 1090783693 in words is "one billion, ninety million, seven hundred eighty-three thousand, six hundred ninety-three".