425133413 has 4 divisors (see below), whose sum is σ = 427508640. Its totient is φ = 422758188.

The previous prime is 425133407. The next prime is 425133437. The reversal of 425133413 is 314331524.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 425133413 - 2²² = 420939109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425133013) 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, 1187345 + ... + 1187702.

It is an arithmetic number, because the mean of its divisors is an integer number (106877160).

Almost surely, 2^425133413 is an apocalyptic number.

It is an amenable number.

425133413 is a deficient number, since it is larger than the sum of its proper divisors (2375227).

425133413 is a wasteful number, since it uses less digits than its factorization.

425133413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2375226.

The product of its digits is 4320, while the sum is 26.

The square root of 425133413 is about 20618.7636147272. The cubic root of 425133413 is about 751.9259614041.

Adding to 425133413 its reverse (314331524), we get a palindrome (739464937).

The spelling of 425133413 in words is "four hundred twenty-five million, one hundred thirty-three thousand, four hundred thirteen".