12587533741 has 2 divisors, whose sum is σ = 12587533742. Its totient is φ = 12587533740.

The previous prime is 12587533727. The next prime is 12587533759. The reversal of 12587533741 is 14733578521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11949769225 + 637764516 = 109315^2 + 25254^2 .

It is an emirp because it is prime and its reverse (14733578521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12587533741 - 2¹³ = 12587525549 is a prime.

It is a super-3 number, since 3×12587533741³ (a number of 31 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12587533691 and 12587533700.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12587533841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6293766870 + 6293766871.

It is an arithmetic number, because the mean of its divisors is an integer number (6293766871).

Almost surely, 2^12587533741 is an apocalyptic number.

It is an amenable number.

12587533741 is a deficient number, since it is larger than the sum of its proper divisors (1).

12587533741 is an equidigital number, since it uses as much as digits as its factorization.

12587533741 is an evil number, because the sum of its binary digits is even.

The product of its digits is 705600, while the sum is 46.

The spelling of 12587533741 in words is "twelve billion, five hundred eighty-seven million, five hundred thirty-three thousand, seven hundred forty-one".