12124711587 has 16 divisors (see below), whose sum is σ = 16761888000. Its totient is φ = 7786609824.

The previous prime is 12124711583. The next prime is 12124711597. The reversal of 12124711587 is 78511742121.

It is not a de Polignac number, because 12124711587 - 2² = 12124711583 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12124711583) 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, 120537 + ... + 196922.

It is an arithmetic number, because the mean of its divisors is an integer number (1047618000).

Almost surely, 2^12124711587 is an apocalyptic number.

12124711587 is a deficient number, since it is larger than the sum of its proper divisors (4637176413).

12124711587 is a wasteful number, since it uses less digits than its factorization.

12124711587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317930.

The product of its digits is 31360, while the sum is 39.

The spelling of 12124711587 in words is "twelve billion, one hundred twenty-four million, seven hundred eleven thousand, five hundred eighty-seven".