1090077049 has 2 divisors, whose sum is σ = 1090077050. Its totient is φ = 1090077048.

The previous prime is 1090077041. The next prime is 1090077083. The reversal of 1090077049 is 9407700901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 797667049 + 292410000 = 28243^2 + 17100^2 .

It is a cyclic number.

It is not a de Polignac number, because 1090077049 - 2³ = 1090077041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1090076999 and 1090077017.

It is not a weakly prime, because it can be changed into another prime (1090077041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 545038524 + 545038525.

It is an arithmetic number, because the mean of its divisors is an integer number (545038525).

Almost surely, 2^1090077049 is an apocalyptic number.

It is an amenable number.

1090077049 is a deficient number, since it is larger than the sum of its proper divisors (1).

1090077049 is an equidigital number, since it uses as much as digits as its factorization.

1090077049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15876, while the sum is 37.

The square root of 1090077049 is about 33016.3148912776. The cubic root of 1090077049 is about 1029.1667150515.

The spelling of 1090077049 in words is "one billion, ninety million, seventy-seven thousand, forty-nine".