1234002243 has 4 divisors (see below), whose sum is σ = 1645336328. Its totient is φ = 822668160.

The previous prime is 1234002167. The next prime is 1234002247. The reversal of 1234002243 is 3422004321.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1234002243 - 2¹⁶ = 1233936707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1234002247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 205667038 + ... + 205667043.

It is an arithmetic number, because the mean of its divisors is an integer number (411334082).

Almost surely, 2^1234002243 is an apocalyptic number.

1234002243 is a deficient number, since it is larger than the sum of its proper divisors (411334085).

1234002243 is an equidigital number, since it uses as much as digits as its factorization.

1234002243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411334084.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 1234002243 is about 35128.3680662794. The cubic root of 1234002243 is about 1072.6021167595.

Adding to 1234002243 its reverse (3422004321), we get a palindrome (4656006564).

The spelling of 1234002243 in words is "one billion, two hundred thirty-four million, two thousand, two hundred forty-three".