11731206063 has 32 divisors (see below), whose sum is σ = 16604789760. Its totient is φ = 7354892160.

The previous prime is 11731206049. The next prime is 11731206073. The reversal of 11731206063 is 36060213711.

It is not a de Polignac number, because 11731206063 - 2¹⁶ = 11731140527 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11731206063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11731206023) 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, 855981 + ... + 869577.

It is an arithmetic number, because the mean of its divisors is an integer number (518899680).

Almost surely, 2^11731206063 is an apocalyptic number.

11731206063 is a deficient number, since it is larger than the sum of its proper divisors (4873583697).

11731206063 is a wasteful number, since it uses less digits than its factorization.

11731206063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13887.

The product of its (nonzero) digits is 4536, while the sum is 30.

Adding to 11731206063 its reverse (36060213711), we get a palindrome (47791419774).

The spelling of 11731206063 in words is "eleven billion, seven hundred thirty-one million, two hundred six thousand, sixty-three".