1090735969 has 4 divisors (see below), whose sum is σ = 1138159296. Its totient is φ = 1043312644.

The previous prime is 1090735957. The next prime is 1090735981. The reversal of 1090735969 is 9695370901.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (1090735957) and next prime (1090735981).

It is a cyclic number.

It is not a de Polignac number, because 1090735969 - 2¹⁷ = 1090604897 is a prime.

It is a super-2 number, since 2×1090735969² = 2379409908140737922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1090735939) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23711629 + ... + 23711674.

It is an arithmetic number, because the mean of its divisors is an integer number (284539824).

Almost surely, 2^1090735969 is an apocalyptic number.

It is an amenable number.

1090735969 is a deficient number, since it is larger than the sum of its proper divisors (47423327).

1090735969 is an equidigital number, since it uses as much as digits as its factorization.

1090735969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47423326.

The product of its (nonzero) digits is 459270, while the sum is 49.

The square root of 1090735969 is about 33026.2920867602. The cubic root of 1090735969 is about 1029.3740404389.

The spelling of 1090735969 in words is "one billion, ninety million, seven hundred thirty-five thousand, nine hundred sixty-nine".