234131403 has 8 divisors (see below), whose sum is σ = 340554816. Its totient is φ = 141897800.

The previous prime is 234131399. The next prime is 234131423. The reversal of 234131403 is 304131432.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 234131403 - 2² = 234131399 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 234131403.

It is not an unprimeable number, because it can be changed into a prime (234131423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3547413 + ... + 3547478.

It is an arithmetic number, because the mean of its divisors is an integer number (42569352).

Almost surely, 2^234131403 is an apocalyptic number.

234131403 is a deficient number, since it is larger than the sum of its proper divisors (106423413).

234131403 is a wasteful number, since it uses less digits than its factorization.

234131403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7094905.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 234131403 is about 15301.3529793937. The cubic root of 234131403 is about 616.3393403190.

Adding to 234131403 its reverse (304131432), we get a palindrome (538262835).

The spelling of 234131403 in words is "two hundred thirty-four million, one hundred thirty-one thousand, four hundred three".