1423434025 has 12 divisors (see below), whose sum is σ = 1900832332. Its totient is φ = 1051151040.

The previous prime is 1423434013. The next prime is 1423434043. The reversal of 1423434025 is 5204343241.

It is a happy number.

1423434025 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 32041 + 1423401984 = 179^2 + 37728^2 .

It is not a de Polignac number, because 1423434025 - 2⁷ = 1423433897 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1423433984 and 1423434002.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2189574 + ... + 2190223.

Almost surely, 2^1423434025 is an apocalyptic number.

It is an amenable number.

1423434025 is a deficient number, since it is larger than the sum of its proper divisors (477398307).

1423434025 is a wasteful number, since it uses less digits than its factorization.

1423434025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4379820 (or 4379815 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 1423434025 is about 37728.4246291838. The cubic root of 1423434025 is about 1124.8961945372.

Adding to 1423434025 its reverse (5204343241), we get a palindrome (6627777266).

The spelling of 1423434025 in words is "one billion, four hundred twenty-three million, four hundred thirty-four thousand, twenty-five".