13790277493 has 2 divisors, whose sum is σ = 13790277494. Its totient is φ = 13790277492.

The previous prime is 13790277451. The next prime is 13790277517. The reversal of 13790277493 is 39477209731.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9382247044 + 4408030449 = 96862^2 + 66393^2 .

It is an emirp because it is prime and its reverse (39477209731) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13790277493 - 2¹⁷ = 13790146421 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13790277493.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13790277433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6895138746 + 6895138747.

It is an arithmetic number, because the mean of its divisors is an integer number (6895138747).

Almost surely, 2^13790277493 is an apocalyptic number.

It is an amenable number.

13790277493 is a deficient number, since it is larger than the sum of its proper divisors (1).

13790277493 is an equidigital number, since it uses as much as digits as its factorization.

13790277493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2000376, while the sum is 52.

The spelling of 13790277493 in words is "thirteen billion, seven hundred ninety million, two hundred seventy-seven thousand, four hundred ninety-three".