1407407407447 has 2 divisors, whose sum is σ = 1407407407448. Its totient is φ = 1407407407446.

The previous prime is 1407407407429. The next prime is 1407407407513. The reversal of 1407407407447 is 7447047047041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1407407407447 - 2¹⁵ = 1407407374679 is a prime.

It is a super-2 number, since 2×1407407407447² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1407407407447.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1407407407247) 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, 703703703723 + 703703703724.

It is an arithmetic number, because the mean of its divisors is an integer number (703703703724).

Almost surely, 2^{1407407407447} is an apocalyptic number.

1407407407447 is a deficient number, since it is larger than the sum of its proper divisors (1).

1407407407447 is an equidigital number, since it uses as much as digits as its factorization.

1407407407447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2458624, while the sum is 49.

The spelling of 1407407407447 in words is "one trillion, four hundred seven billion, four hundred seven million, four hundred seven thousand, four hundred forty-seven".