3126377231819 has 2 divisors, whose sum is σ = 3126377231820. Its totient is φ = 3126377231818.

The previous prime is 3126377231797. The next prime is 3126377231947. The reversal of 3126377231819 is 9181327736213.

It is a weak prime.

It is an emirp because it is prime and its reverse (9181327736213) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3126377231819 - 2¹² = 3126377227723 is a prime.

It is a super-2 number, since 2×3126377231819² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3126377201819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1563188615909 + 1563188615910.

It is an arithmetic number, because the mean of its divisors is an integer number (1563188615910).

Almost surely, 2^{3126377231819} is an apocalyptic number.

3126377231819 is a deficient number, since it is larger than the sum of its proper divisors (1).

3126377231819 is an equidigital number, since it uses as much as digits as its factorization.

3126377231819 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2286144, while the sum is 53.

The spelling of 3126377231819 in words is "three trillion, one hundred twenty-six billion, three hundred seventy-seven million, two hundred thirty-one thousand, eight hundred nineteen".