1234343434 has 8 divisors (see below), whose sum is σ = 1859601060. Its totient is φ = 614476416.

The previous prime is 1234343431. The next prime is 1234343441. The reversal of 1234343434 is 4343434321.

1234343434 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It can be written as a sum of positive squares in 2 ways, for example, as 1231799409 + 2544025 = 35097^2 + 1595^2 .

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

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 1234343396 and 1234343405.

It is not an unprimeable number, because it can be changed into a prime (1234343431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1347079 + ... + 1347994.

Almost surely, 2^1234343434 is an apocalyptic number.

1234343434 is a deficient number, since it is larger than the sum of its proper divisors (625257626).

1234343434 is a wasteful number, since it uses less digits than its factorization.

1234343434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2695304.

The product of its digits is 41472, while the sum is 31.

The square root of 1234343434 is about 35133.2240763640. The cubic root of 1234343434 is about 1072.7009627347.

Adding to 1234343434 its reverse (4343434321), we get a palindrome (5577777755).

The spelling of 1234343434 in words is "one billion, two hundred thirty-four million, three hundred forty-three thousand, four hundred thirty-four".