423230151 has 4 divisors (see below), whose sum is σ = 564306872. Its totient is φ = 282153432.

The previous prime is 423230131. The next prime is 423230177. The reversal of 423230151 is 151032324.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 423230151 - 2¹¹ = 423228103 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 (423230131) 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, 70538356 + ... + 70538361.

It is an arithmetic number, because the mean of its divisors is an integer number (141076718).

Almost surely, 2^423230151 is an apocalyptic number.

423230151 is a deficient number, since it is larger than the sum of its proper divisors (141076721).

423230151 is a wasteful number, since it uses less digits than its factorization.

423230151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141076720.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 423230151 is about 20572.5582026154. The cubic root of 423230151 is about 750.8021941180.

Adding to 423230151 its reverse (151032324), we get a palindrome (574262475).

The spelling of 423230151 in words is "four hundred twenty-three million, two hundred thirty thousand, one hundred fifty-one".