1406696546839 has 2 divisors, whose sum is σ = 1406696546840. Its totient is φ = 1406696546838.

The previous prime is 1406696546819. The next prime is 1406696546873. The reversal of 1406696546839 is 9386456966041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1406696546839 - 2⁵ = 1406696546807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1406696546809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 703348273419 + 703348273420.

It is an arithmetic number, because the mean of its divisors is an integer number (703348273420).

Almost surely, 2^{1406696546839} is an apocalyptic number.

1406696546839 is a deficient number, since it is larger than the sum of its proper divisors (1).

1406696546839 is an equidigital number, since it uses as much as digits as its factorization.

1406696546839 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 201553920, while the sum is 67.

The spelling of 1406696546839 in words is "one trillion, four hundred six billion, six hundred ninety-six million, five hundred forty-six thousand, eight hundred thirty-nine".