1235444253434 has 16 divisors (see below), whose sum is σ = 1876832337600. Its totient is φ = 609854540064.

The previous prime is 1235444253419. The next prime is 1235444253437. The reversal of 1235444253434 is 4343524445321.

It is not an unprimeable number, because it can be changed into a prime (1235444253437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5148782 + ... + 5383385.

It is an arithmetic number, because the mean of its divisors is an integer number (117302021100).

Almost surely, 2^{1235444253434} is an apocalyptic number.

1235444253434 is a deficient number, since it is larger than the sum of its proper divisors (641388084166).

1235444253434 is a wasteful number, since it uses less digits than its factorization.

1235444253434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10532917.

The product of its digits is 2764800, while the sum is 44.

Adding to 1235444253434 its reverse (4343524445321), we get a palindrome (5578968698755).

The spelling of 1235444253434 in words is "one trillion, two hundred thirty-five billion, four hundred forty-four million, two hundred fifty-three thousand, four hundred thirty-four".