3151234423 has 4 divisors (see below), whose sum is σ = 3180685320. Its totient is φ = 3121783528.

The previous prime is 3151234399. The next prime is 3151234447. The reversal of 3151234423 is 3244321513.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (3151234399) and next prime (3151234447).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3151234423 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3151234391 and 3151234400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3151204423) 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, 14725288 + ... + 14725501.

It is an arithmetic number, because the mean of its divisors is an integer number (795171330).

Almost surely, 2^3151234423 is an apocalyptic number.

3151234423 is a deficient number, since it is larger than the sum of its proper divisors (29450897).

3151234423 is a wasteful number, since it uses less digits than its factorization.

3151234423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29450896.

The product of its digits is 8640, while the sum is 28.

The square root of 3151234423 is about 56135.8568385662. The cubic root of 3151234423 is about 1466.0886692918.

Adding to 3151234423 its reverse (3244321513), we get a palindrome (6395555936).

The spelling of 3151234423 in words is "three billion, one hundred fifty-one million, two hundred thirty-four thousand, four hundred twenty-three".