1122023 has 8 divisors (see below), whose sum is σ = 1297440. Its totient is φ = 950400.

The previous prime is 1122001. The next prime is 1122029. The reversal of 1122023 is 3202211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1122023 - 2¹⁴ = 1105639 is a prime.

It is a super-2 number, since 2×1122023² = 2517871225058, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1121995 and 1122013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 278 + ... + 1523.

It is an arithmetic number, because the mean of its divisors is an integer number (162180).

2^1122023 is an apocalyptic number.

1122023 is a deficient number, since it is larger than the sum of its proper divisors (175417).

1122023 is an equidigital number, since it uses as much as digits as its factorization.

1122023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1897.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 1122023 is about 1059.2558708830. The cubic root of 1122023 is about 103.9123707119.

Adding to 1122023 its reverse (3202211), we get a palindrome (4324234).

It can be divided in two parts, 112 and 2023, that multiplied together give a square (226576 = 476²).

The spelling of 1122023 in words is "one million, one hundred twenty-two thousand, twenty-three".