1146587563 has 8 divisors (see below), whose sum is σ = 1254127680. Its totient is φ = 1039598280.

The previous prime is 1146587557. The next prime is 1146587573. The reversal of 1146587563 is 3657856411.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1146587563 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (1146587573) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133345 + ... + 141682.

It is an arithmetic number, because the mean of its divisors is an integer number (156765960).

Almost surely, 2^1146587563 is an apocalyptic number.

1146587563 is a deficient number, since it is larger than the sum of its proper divisors (107540117).

1146587563 is a wasteful number, since it uses less digits than its factorization.

1146587563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275417.

The product of its digits is 604800, while the sum is 46.

The square root of 1146587563 is about 33861.2988971185. The cubic root of 1146587563 is about 1046.6522439874.

It can be divided in two parts, 114658 and 7563, that added together give a palindrome (122221).

The spelling of 1146587563 in words is "one billion, one hundred forty-six million, five hundred eighty-seven thousand, five hundred sixty-three".