13303124542 has 4 divisors (see below), whose sum is σ = 19954686816. Its totient is φ = 6651562270.

The previous prime is 13303124509. The next prime is 13303124561. The reversal of 13303124542 is 24542130331.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 13303124542.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3325781134 + ... + 3325781137.

It is an arithmetic number, because the mean of its divisors is an integer number (4988671704).

Almost surely, 2^13303124542 is an apocalyptic number.

13303124542 is a deficient number, since it is larger than the sum of its proper divisors (6651562274).

13303124542 is an equidigital number, since it uses as much as digits as its factorization.

13303124542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6651562273.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 13303124542 its reverse (24542130331), we get a palindrome (37845254873).

The spelling of 13303124542 in words is "thirteen billion, three hundred three million, one hundred twenty-four thousand, five hundred forty-two".