1123434 has 24 divisors (see below), whose sum is σ = 2621892. Its totient is φ = 345600.

The previous prime is 1123429. The next prime is 1123439. The reversal of 1123434 is 4343211.

It is an interprime number because it is at equal distance from previous prime (1123429) and next prime (1123439).

It can be written as a sum of positive squares in 2 ways, for example, as 1096209 + 27225 = 1047^2 + 165^2 .

It is a super-3 number, since 3×1123434³ = 4253671474833331512, which contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (1123439) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2167 + ... + 2634.

2^1123434 is an apocalyptic number.

1123434 is an abundant number, since it is smaller than the sum of its proper divisors (1498458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1123434 is a wasteful number, since it uses less digits than its factorization.

1123434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4822 (or 4819 counting only the distinct ones).

The product of its digits is 288, while the sum is 18.

The square root of 1123434 is about 1059.9216952209. The cubic root of 1123434 is about 103.9559107989.

Adding to 1123434 its reverse (4343211), we get a palindrome (5466645).

The spelling of 1123434 in words is "one million, one hundred twenty-three thousand, four hundred thirty-four".