1213234435 has 8 divisors (see below), whose sum is σ = 1663864416. Its totient is φ = 831932160.

The previous prime is 1213234423. The next prime is 1213234441. The reversal of 1213234435 is 5344323121.

It is a happy number.

1213234435 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

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

It is a de Polignac number, because none of the positive numbers 2^k-1213234435 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17331886 + ... + 17331955.

It is an arithmetic number, because the mean of its divisors is an integer number (207983052).

Almost surely, 2^1213234435 is an apocalyptic number.

1213234435 is a deficient number, since it is larger than the sum of its proper divisors (450629981).

1213234435 is an equidigital number, since it uses as much as digits as its factorization.

1213234435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34663853.

The product of its digits is 8640, while the sum is 28.

The square root of 1213234435 is about 34831.5149684879. The cubic root of 1213234435 is about 1066.5508744206.

Adding to 1213234435 its reverse (5344323121), we get a palindrome (6557557556).

The spelling of 1213234435 in words is "one billion, two hundred thirteen million, two hundred thirty-four thousand, four hundred thirty-five".