1123310077 has 4 divisors (see below), whose sum is σ = 1182431680. Its totient is φ = 1064188476.

The previous prime is 1123310063. The next prime is 1123310093. The reversal of 1123310077 is 7700133211.

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, and also an emirpimes, since its reverse is a distinct semiprime: 7700133211 = 19 ⋅405270169.

It is a cyclic number.

It is not a de Polignac number, because 1123310077 - 2¹⁹ = 1122785789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123310477) 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, 29560773 + ... + 29560810.

It is an arithmetic number, because the mean of its divisors is an integer number (295607920).

Almost surely, 2^1123310077 is an apocalyptic number.

It is an amenable number.

1123310077 is a deficient number, since it is larger than the sum of its proper divisors (59121603).

1123310077 is an equidigital number, since it uses as much as digits as its factorization.

1123310077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59121602.

The product of its (nonzero) digits is 882, while the sum is 25.

The square root of 1123310077 is about 33515.8183101651. The cubic root of 1123310077 is about 1039.5208829216.

Adding to 1123310077 its reverse (7700133211), we get a palindrome (8823443288).

The spelling of 1123310077 in words is "one billion, one hundred twenty-three million, three hundred ten thousand, seventy-seven".