1123402 has 16 divisors (see below), whose sum is σ = 1992960. Its totient is φ = 464688.

The previous prime is 1123399. The next prime is 1123403. The reversal of 1123402 is 2043211.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (1123403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 978 + ... + 1789.

It is an arithmetic number, because the mean of its divisors is an integer number (124560).

2^1123402 is an apocalyptic number.

1123402 is a deficient number, since it is larger than the sum of its proper divisors (869558).

1123402 is a wasteful number, since it uses less digits than its factorization.

1123402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2805.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 1123402 is about 1059.9065996587. The cubic root of 1123402 is about 103.9549237595.

Adding to 1123402 its reverse (2043211), we get a palindrome (3166613).

The spelling of 1123402 in words is "one million, one hundred twenty-three thousand, four hundred two".