1406696547853 has 2 divisors, whose sum is σ = 1406696547854. Its totient is φ = 1406696547852.

The previous prime is 1406696547827. The next prime is 1406696547881. The reversal of 1406696547853 is 3587456966041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1049268338244 + 357428209609 = 1024338^2 + 597853^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1406696547853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1406696545853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 703348273926 + 703348273927.

It is an arithmetic number, because the mean of its divisors is an integer number (703348273927).

Almost surely, 2^{1406696547853} is an apocalyptic number.

It is an amenable number.

1406696547853 is a deficient number, since it is larger than the sum of its proper divisors (1).

1406696547853 is an equidigital number, since it uses as much as digits as its factorization.

1406696547853 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 130636800, while the sum is 64.

The spelling of 1406696547853 in words is "one trillion, four hundred six billion, six hundred ninety-six million, five hundred forty-seven thousand, eight hundred fifty-three".