14000001555461 has 2 divisors, whose sum is σ = 14000001555462. Its totient is φ = 14000001555460.

The previous prime is 14000001555391. The next prime is 14000001555479. The reversal of 14000001555461 is 16455510000041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12745364104225 + 1254637451236 = 3570065^2 + 1120106^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14000001555461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14000001555961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7000000777730 + 7000000777731.

It is an arithmetic number, because the mean of its divisors is an integer number (7000000777731).

Almost surely, 2^{14000001555461} is an apocalyptic number.

It is an amenable number.

14000001555461 is a deficient number, since it is larger than the sum of its proper divisors (1).

14000001555461 is an equidigital number, since it uses as much as digits as its factorization.

14000001555461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12000, while the sum is 32.

The spelling of 14000001555461 in words is "fourteen trillion, one million, five hundred fifty-five thousand, four hundred sixty-one".