1406504043073 has 2 divisors, whose sum is σ = 1406504043074. Its totient is φ = 1406504043072.

The previous prime is 1406504043071. The next prime is 1406504043107. The reversal of 1406504043073 is 3703404056041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1176806227249 + 229697815824 = 1084807^2 + 479268^2 .

It is a cyclic number.

It is not a de Polignac number, because 1406504043073 - 2¹ = 1406504043071 is a prime.

Together with 1406504043071, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1406504043071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 703252021536 + 703252021537.

It is an arithmetic number, because the mean of its divisors is an integer number (703252021537).

Almost surely, 2^{1406504043073} is an apocalyptic number.

It is an amenable number.

1406504043073 is a deficient number, since it is larger than the sum of its proper divisors (1).

1406504043073 is an equidigital number, since it uses as much as digits as its factorization.

1406504043073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 37.

The spelling of 1406504043073 in words is "one trillion, four hundred six billion, five hundred four million, forty-three thousand, seventy-three".