425112401 has 4 divisors (see below), whose sum is σ = 485842752. Its totient is φ = 364382052.

The previous prime is 425112397. The next prime is 425112409. The reversal of 425112401 is 104211524.

It is a happy number.

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 425112401 - 2² = 425112397 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (425112409) 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, 30365165 + ... + 30365178.

It is an arithmetic number, because the mean of its divisors is an integer number (121460688).

Almost surely, 2^425112401 is an apocalyptic number.

It is an amenable number.

425112401 is a deficient number, since it is larger than the sum of its proper divisors (60730351).

425112401 is an equidigital number, since it uses as much as digits as its factorization.

425112401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60730350.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 425112401 is about 20618.2540725446. The cubic root of 425112401 is about 751.9135733489.

Adding to 425112401 its reverse (104211524), we get a palindrome (529323925).

It can be divided in two parts, 425 and 112401, that multiplied together give a triangular number (47770425 = T₉₇₇₄).

The spelling of 425112401 in words is "four hundred twenty-five million, one hundred twelve thousand, four hundred one".