12735249419 has 2 divisors, whose sum is σ = 12735249420. Its totient is φ = 12735249418.

The previous prime is 12735249403. The next prime is 12735249433. The reversal of 12735249419 is 91494253721.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12735249419 - 2⁴ = 12735249403 is a prime.

It is a super-2 number, since 2×12735249419² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12735249119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6367624709 + 6367624710.

It is an arithmetic number, because the mean of its divisors is an integer number (6367624710).

Almost surely, 2^12735249419 is an apocalyptic number.

12735249419 is a deficient number, since it is larger than the sum of its proper divisors (1).

12735249419 is an equidigital number, since it uses as much as digits as its factorization.

12735249419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 47.

The spelling of 12735249419 in words is "twelve billion, seven hundred thirty-five million, two hundred forty-nine thousand, four hundred nineteen".