1406503624441 has 2 divisors, whose sum is σ = 1406503624442. Its totient is φ = 1406503624440.

The previous prime is 1406503624439. The next prime is 1406503624489. The reversal of 1406503624441 is 1444263056041.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1390109382841 + 16394241600 = 1179029^2 + 128040^2 .

It is a cyclic number.

It is not a de Polignac number, because 1406503624441 - 2¹ = 1406503624439 is a prime.

Together with 1406503624439, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1406503624394 and 1406503624403.

It is not a weakly prime, because it can be changed into another prime (1406503624411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 703251812220 + 703251812221.

It is an arithmetic number, because the mean of its divisors is an integer number (703251812221).

Almost surely, 2^{1406503624441} is an apocalyptic number.

It is an amenable number.

1406503624441 is a deficient number, since it is larger than the sum of its proper divisors (1).

1406503624441 is an equidigital number, since it uses as much as digits as its factorization.

1406503624441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 276480, while the sum is 40.

The spelling of 1406503624441 in words is "one trillion, four hundred six billion, five hundred three million, six hundred twenty-four thousand, four hundred forty-one".