1180023 has 16 divisors (see below), whose sum is σ = 1720320. Its totient is φ = 715104.

The previous prime is 1180019. The next prime is 1180027. The reversal of 1180023 is 3200811.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1180019) and next prime (1180027).

It is not a de Polignac number, because 1180023 - 2² = 1180019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1179984 and 1180011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1180027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2890 + ... + 3272.

It is an arithmetic number, because the mean of its divisors is an integer number (107520).

2^1180023 is an apocalyptic number.

1180023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1180023 is a deficient number, since it is larger than the sum of its proper divisors (540297).

1180023 is a wasteful number, since it uses less digits than its factorization.

1180023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1180023 is about 1086.2886356765. The cubic root of 1180023 is about 105.6728670921.

Adding to 1180023 its reverse (3200811), we get a palindrome (4380834).

The spelling of 1180023 in words is "one million, one hundred eighty thousand, twenty-three".