1049655605 has 6 divisors (see below), whose sum is σ = 1259673666. Its totient is φ = 839666528.

The previous prime is 1049655583. The next prime is 1049655613. The reversal of 1049655605 is 5065569401.

It can be written as a sum of positive squares in 3 ways, for example, as 5654884 + 1044000721 = 2378^2 + 32311^2 .

It is not a de Polignac number, because 1049655605 - 2⁸ = 1049655349 is a prime.

It is a super-2 number, since 2×1049655605² = 2203553778215832050, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 65201 + ... + 79689.

It is an arithmetic number, because the mean of its divisors is an integer number (209945611).

Almost surely, 2^1049655605 is an apocalyptic number.

It is an amenable number.

1049655605 is a deficient number, since it is larger than the sum of its proper divisors (210018061).

1049655605 is an frugal number, since it uses more digits than its factorization.

1049655605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28983 (or 14494 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 41.

The square root of 1049655605 is about 32398.3889259945. The cubic root of 1049655605 is about 1016.2852202749.

Multiplying 1049655605 by its product of nonzero digits (162000), we get a square (170044208010000 = 13040100²).

The spelling of 1049655605 in words is "one billion, forty-nine million, six hundred fifty-five thousand, six hundred five".