12464363437 has 2 divisors, whose sum is σ = 12464363438. Its totient is φ = 12464363436.

The previous prime is 12464363341. The next prime is 12464363441. The reversal of 12464363437 is 73436346421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12005804041 + 458559396 = 109571^2 + 21414^2 .

It is a cyclic number.

It is not a de Polignac number, because 12464363437 - 2⁷ = 12464363309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12464363393 and 12464363402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12464333437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6232181718 + 6232181719.

It is an arithmetic number, because the mean of its divisors is an integer number (6232181719).

Almost surely, 2^12464363437 is an apocalyptic number.

It is an amenable number.

12464363437 is a deficient number, since it is larger than the sum of its proper divisors (1).

12464363437 is an equidigital number, since it uses as much as digits as its factorization.

12464363437 is an evil number, because the sum of its binary digits is even.

The product of its digits is 870912, while the sum is 43.

The spelling of 12464363437 in words is "twelve billion, four hundred sixty-four million, three hundred sixty-three thousand, four hundred thirty-seven".