1243233034 has 4 divisors (see below), whose sum is σ = 1864849554. Its totient is φ = 621616516.

The previous prime is 1243233029. The next prime is 1243233059. The reversal of 1243233034 is 4303323421.

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

It can be written as a sum of positive squares in only one way, i.e., 1207771009 + 35462025 = 34753^2 + 5955^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 310808257 + ... + 310808260.

Almost surely, 2^1243233034 is an apocalyptic number.

1243233034 is a deficient number, since it is larger than the sum of its proper divisors (621616520).

1243233034 is an equidigital number, since it uses as much as digits as its factorization.

1243233034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621616519.

The product of its (nonzero) digits is 5184, while the sum is 25.

The square root of 1243233034 is about 35259.5098377728. The cubic root of 1243233034 is about 1075.2699618372.

Adding to 1243233034 its reverse (4303323421), we get a palindrome (5546556455).

The spelling of 1243233034 in words is "one billion, two hundred forty-three million, two hundred thirty-three thousand, thirty-four".