421141125 has 32 divisors (see below), whose sum is σ = 702823680. Its totient is φ = 223953600.

The previous prime is 421141121. The next prime is 421141129. The reversal of 421141125 is 521141124.

It is an interprime number because it is at equal distance from previous prime (421141121) and next prime (421141129).

It is not a de Polignac number, because 421141125 - 2² = 421141121 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421141121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 144432 + ... + 147318.

It is an arithmetic number, because the mean of its divisors is an integer number (21963240).

Almost surely, 2^421141125 is an apocalyptic number.

It is an amenable number.

421141125 is a deficient number, since it is larger than the sum of its proper divisors (281682555).

421141125 is a wasteful number, since it uses less digits than its factorization.

421141125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3294 (or 3284 counting only the distinct ones).

The product of its digits is 320, while the sum is 21.

The square root of 421141125 is about 20521.7232463553. The cubic root of 421141125 is about 749.5648586960.

Adding to 421141125 its reverse (521141124), we get a palindrome (942282249).

Subtracting 421141125 from its reverse (521141124), we obtain a palindrome (99999999).

The spelling of 421141125 in words is "four hundred twenty-one million, one hundred forty-one thousand, one hundred twenty-five".