1321124233 has 8 divisors (see below), whose sum is σ = 1552090176. Its totient is φ = 1108635600.

The previous prime is 1321124227. The next prime is 1321124239. The reversal of 1321124233 is 3324211231.

It is an interprime number because it is at equal distance from previous prime (1321124227) and next prime (1321124239).

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 1321124233 - 2¹⁷ = 1320993161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1321124239) 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, 4619173 + ... + 4619458.

It is an arithmetic number, because the mean of its divisors is an integer number (194011272).

Almost surely, 2^1321124233 is an apocalyptic number.

1321124233 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1321124233 is a deficient number, since it is larger than the sum of its proper divisors (230965943).

1321124233 is a wasteful number, since it uses less digits than its factorization.

1321124233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9238655.

The product of its digits is 864, while the sum is 22.

The square root of 1321124233 is about 36347.2727037394. The cubic root of 1321124233 is about 1097.2726463848.

Adding to 1321124233 its reverse (3324211231), we get a palindrome (4645335464).

The spelling of 1321124233 in words is "one billion, three hundred twenty-one million, one hundred twenty-four thousand, two hundred thirty-three".