1123682069 has 4 divisors (see below), whose sum is σ = 1123875744. Its totient is φ = 1123488396.

The previous prime is 1123682041. The next prime is 1123682093. The reversal of 1123682069 is 9602863211.

It is a happy number.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1123682069 is a prime.

It is a super-2 number, since 2×1123682069² = 2525322784384241522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123682029) 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, 87857 + ... + 99830.

It is an arithmetic number, because the mean of its divisors is an integer number (280968936).

Almost surely, 2^1123682069 is an apocalyptic number.

It is an amenable number.

1123682069 is a deficient number, since it is larger than the sum of its proper divisors (193675).

1123682069 is an equidigital number, since it uses as much as digits as its factorization.

1123682069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193674.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 1123682069 is about 33521.3673497965. The cubic root of 1123682069 is about 1039.6356184646.

The spelling of 1123682069 in words is "one billion, one hundred twenty-three million, six hundred eighty-two thousand, sixty-nine".