11524140047 has 16 divisors (see below), whose sum is σ = 13956701760. Its totient is φ = 9289102848.

The previous prime is 11524140029. The next prime is 11524140079. The reversal of 11524140047 is 74004142511.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11524140047 - 2⁸ = 11524139791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11524100047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106853 + ... + 185649.

It is an arithmetic number, because the mean of its divisors is an integer number (872293860).

Almost surely, 2^11524140047 is an apocalyptic number.

11524140047 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

11524140047 is a deficient number, since it is larger than the sum of its proper divisors (2432561713).

11524140047 is a wasteful number, since it uses less digits than its factorization.

11524140047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80050.

The product of its (nonzero) digits is 4480, while the sum is 29.

Adding to 11524140047 its reverse (74004142511), we get a palindrome (85528282558).

The spelling of 11524140047 in words is "eleven billion, five hundred twenty-four million, one hundred forty thousand, forty-seven".