1461387738743 has 2 divisors, whose sum is σ = 1461387738744. Its totient is φ = 1461387738742.

The previous prime is 1461387738739. The next prime is 1461387738787. The reversal of 1461387738743 is 3478377831641.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1461387738743 - 2² = 1461387738739 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1461387728743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 730693869371 + 730693869372.

It is an arithmetic number, because the mean of its divisors is an integer number (730693869372).

Almost surely, 2^{1461387738743} is an apocalyptic number.

1461387738743 is a deficient number, since it is larger than the sum of its proper divisors (1).

1461387738743 is an equidigital number, since it uses as much as digits as its factorization.

1461387738743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 56899584, while the sum is 62.

The spelling of 1461387738743 in words is "one trillion, four hundred sixty-one billion, three hundred eighty-seven million, seven hundred thirty-eight thousand, seven hundred forty-three".