1416491443 has 2 divisors, whose sum is σ = 1416491444. Its totient is φ = 1416491442.

The previous prime is 1416491441. The next prime is 1416491449. The reversal of 1416491443 is 3441946141.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1416491443 - 2¹ = 1416491441 is a prime.

Together with 1416491441, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1416491441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 708245721 + 708245722.

It is an arithmetic number, because the mean of its divisors is an integer number (708245722).

Almost surely, 2^1416491443 is an apocalyptic number.

1416491443 is a deficient number, since it is larger than the sum of its proper divisors (1).

1416491443 is an equidigital number, since it uses as much as digits as its factorization.

1416491443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 37.

The square root of 1416491443 is about 37636.3048531601. The cubic root of 1416491443 is about 1123.0643767178.

The spelling of 1416491443 in words is "one billion, four hundred sixteen million, four hundred ninety-one thousand, four hundred forty-three".