1233121434 has 8 divisors (see below), whose sum is σ = 2466242880. Its totient is φ = 411040476.

The previous prime is 1233121411. The next prime is 1233121481. The reversal of 1233121434 is 4341213321.

It is a happy number.

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

1233121434 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102760114 + ... + 102760125.

It is an arithmetic number, because the mean of its divisors is an integer number (308280360).

Almost surely, 2^1233121434 is an apocalyptic number.

1233121434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1233121434 is a wasteful number, since it uses less digits than its factorization.

1233121434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205520244.

The product of its digits is 1728, while the sum is 24.

The square root of 1233121434 is about 35115.8288240503. The cubic root of 1233121434 is about 1072.3468545355.

Adding to 1233121434 its reverse (4341213321), we get a palindrome (5574334755).

The spelling of 1233121434 in words is "one billion, two hundred thirty-three million, one hundred twenty-one thousand, four hundred thirty-four".