1243133334 has 24 divisors (see below), whose sum is σ = 2694104712. Its totient is φ = 414277920.

The previous prime is 1243133329. The next prime is 1243133443. The reversal of 1243133334 is 4333313421.

1243133334 is a `hidden beast` number, since 12 + 4 + 313 + 3 + 334 = 666.

It is a super-2 number, since 2×1243133334² = 3090760972203911112, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1243133298 and 1243133307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 137514 + ... + 146274.

It is an arithmetic number, because the mean of its divisors is an integer number (112254363).

Almost surely, 2^1243133334 is an apocalyptic number.

1243133334 is an abundant number, since it is smaller than the sum of its proper divisors (1450971378).

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

1243133334 is a wasteful number, since it uses less digits than its factorization.

1243133334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16652 (or 16649 counting only the distinct ones).

The product of its digits is 7776, while the sum is 27.

The square root of 1243133334 is about 35258.0960064494. The cubic root of 1243133334 is about 1075.2412176200.

Adding to 1243133334 its reverse (4333313421), we get a palindrome (5576446755).

The spelling of 1243133334 in words is "one billion, two hundred forty-three million, one hundred thirty-three thousand, three hundred thirty-four".