1424123997 has 4 divisors (see below), whose sum is σ = 1898832000. Its totient is φ = 949415996.

The previous prime is 1424123989. The next prime is 1424124011. The reversal of 1424123997 is 7993214241.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1424123997 - 2³ = 1424123989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1424123497) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 237353997 + ... + 237354002.

It is an arithmetic number, because the mean of its divisors is an integer number (474708000).

Almost surely, 2^1424123997 is an apocalyptic number.

It is an amenable number.

1424123997 is a deficient number, since it is larger than the sum of its proper divisors (474708003).

1424123997 is an equidigital number, since it uses as much as digits as its factorization.

1424123997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474708002.

The product of its digits is 108864, while the sum is 42.

The square root of 1424123997 is about 37737.5674494263. The cubic root of 1424123997 is about 1125.0779197388.

The spelling of 1424123997 in words is "one billion, four hundred twenty-four million, one hundred twenty-three thousand, nine hundred ninety-seven".