13140211412 has 12 divisors (see below), whose sum is σ = 23003815380. Its totient is φ = 6567692736.

The previous prime is 13140211379. The next prime is 13140211429. The reversal of 13140211412 is 21411204131.

It can be written as a sum of positive squares in 2 ways, for example, as 10254802756 + 2885408656 = 101266^2 + 53716^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 590963 + ... + 612794.

It is an arithmetic number, because the mean of its divisors is an integer number (1916984615).

Almost surely, 2^13140211412 is an apocalyptic number.

It is an amenable number.

13140211412 is a deficient number, since it is larger than the sum of its proper divisors (9863603968).

13140211412 is a wasteful number, since it uses less digits than its factorization.

13140211412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1206490 (or 1206488 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 13140211412 its reverse (21411204131), we get a palindrome (34551415543).

The spelling of 13140211412 in words is "thirteen billion, one hundred forty million, two hundred eleven thousand, four hundred twelve".