1406323644487 has 2 divisors, whose sum is σ = 1406323644488. Its totient is φ = 1406323644486.

The previous prime is 1406323644457. The next prime is 1406323644571. The reversal of 1406323644487 is 7844463236041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1406323644487 - 2¹⁹ = 1406323120199 is a prime.

It is a super-3 number, since 3×1406323644487³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1406323644457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 703161822243 + 703161822244.

It is an arithmetic number, because the mean of its divisors is an integer number (703161822244).

Almost surely, 2^{1406323644487} is an apocalyptic number.

1406323644487 is a deficient number, since it is larger than the sum of its proper divisors (1).

1406323644487 is an equidigital number, since it uses as much as digits as its factorization.

1406323644487 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9289728, while the sum is 52.

The spelling of 1406323644487 in words is "one trillion, four hundred six billion, three hundred twenty-three million, six hundred forty-four thousand, four hundred eighty-seven".