13403142434 has 64 divisors (see below), whose sum is σ = 22842777600. Its totient is φ = 5846332800.

The previous prime is 13403142427. The next prime is 13403142437. The reversal of 13403142434 is 43424130431.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 13403142397 and 13403142406.

It is not an unprimeable number, because it can be changed into a prime (13403142437) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9313487 + ... + 9314925.

It is an arithmetic number, because the mean of its divisors is an integer number (356918400).

Almost surely, 2^13403142434 is an apocalyptic number.

13403142434 is a deficient number, since it is larger than the sum of its proper divisors (9439635166).

13403142434 is a wasteful number, since it uses less digits than its factorization.

13403142434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1679.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 13403142434 its reverse (43424130431), we get a palindrome (56827272865).

The spelling of 13403142434 in words is "thirteen billion, four hundred three million, one hundred forty-two thousand, four hundred thirty-four".