1423137073 has 4 divisors (see below), whose sum is σ = 1456233328. Its totient is φ = 1390040820.

The previous prime is 1423137071. The next prime is 1423137077. The reversal of 1423137073 is 3707313241.

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 1423137073 - 2¹ = 1423137071 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1423137071) 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, 16548063 + ... + 16548148.

It is an arithmetic number, because the mean of its divisors is an integer number (364058332).

Almost surely, 2^1423137073 is an apocalyptic number.

It is an amenable number.

1423137073 is a deficient number, since it is larger than the sum of its proper divisors (33096255).

1423137073 is an equidigital number, since it uses as much as digits as its factorization.

1423137073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33096254.

The product of its (nonzero) digits is 10584, while the sum is 31.

The square root of 1423137073 is about 37724.4890356384. The cubic root of 1423137073 is about 1124.8179650817.

The spelling of 1423137073 in words is "one billion, four hundred twenty-three million, one hundred thirty-seven thousand, seventy-three".