234531030445 has 4 divisors (see below), whose sum is σ = 281437236540. Its totient is φ = 187624824352.

The previous prime is 234531030431. The next prime is 234531030467. The reversal of 234531030445 is 544030135432.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 117360371241 + 117170659204 = 342579^2 + 342302^2 .

It is a cyclic number.

It is not a de Polignac number, because 234531030445 - 2⁹ = 234531029933 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 234531030445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23453103040 + ... + 23453103049.

It is an arithmetic number, because the mean of its divisors is an integer number (70359309135).

Almost surely, 2^234531030445 is an apocalyptic number.

It is an amenable number.

234531030445 is a deficient number, since it is larger than the sum of its proper divisors (46906206095).

234531030445 is an equidigital number, since it uses as much as digits as its factorization.

234531030445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46906206094.

The product of its (nonzero) digits is 86400, while the sum is 34.

Adding to 234531030445 its reverse (544030135432), we get a palindrome (778561165877).

The spelling of 234531030445 in words is "two hundred thirty-four billion, five hundred thirty-one million, thirty thousand, four hundred forty-five".