1424071999 has 16 divisors (see below), whose sum is σ = 1715411520. Its totient is φ = 1156296960.

The previous prime is 1424071973. The next prime is 1424072003. The reversal of 1424071999 is 9991704241.

It is not a de Polignac number, because 1424071999 - 2⁷ = 1424071871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1424071939) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55422 + ... + 76939.

It is an arithmetic number, because the mean of its divisors is an integer number (107213220).

Almost surely, 2^1424071999 is an apocalyptic number.

1424071999 is a deficient number, since it is larger than the sum of its proper divisors (291339521).

1424071999 is a wasteful number, since it uses less digits than its factorization.

1424071999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132450.

The product of its (nonzero) digits is 163296, while the sum is 46.

The square root of 1424071999 is about 37736.8785010101. The cubic root of 1424071999 is about 1125.0642265225.

The spelling of 1424071999 in words is "one billion, four hundred twenty-four million, seventy-one thousand, nine hundred ninety-nine".