1418782373761 has 2 divisors, whose sum is σ = 1418782373762. Its totient is φ = 1418782373760.

The previous prime is 1418782373717. The next prime is 1418782373797. The reversal of 1418782373761 is 1673732878141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 767139498225 + 651642875536 = 875865^2 + 807244^2 .

It is an emirp because it is prime and its reverse (1673732878141) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1418782373761 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1418782373696 and 1418782373705.

It is not a weakly prime, because it can be changed into another prime (1418782376761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 709391186880 + 709391186881.

It is an arithmetic number, because the mean of its divisors is an integer number (709391186881).

Almost surely, 2^{1418782373761} is an apocalyptic number.

It is an amenable number.

1418782373761 is a deficient number, since it is larger than the sum of its proper divisors (1).

1418782373761 is an equidigital number, since it uses as much as digits as its factorization.

1418782373761 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9483264, while the sum is 58.

The spelling of 1418782373761 in words is "one trillion, four hundred eighteen billion, seven hundred eighty-two million, three hundred seventy-three thousand, seven hundred sixty-one".