421096125 has 16 divisors (see below), whose sum is σ = 700704576. Its totient is φ = 224584400.

The previous prime is 421096099. The next prime is 421096133. The reversal of 421096125 is 521690124.

It is not a de Polignac number, because 421096125 - 2¹⁴ = 421079741 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 421096092 and 421096101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 561087 + ... + 561836.

It is an arithmetic number, because the mean of its divisors is an integer number (43794036).

Almost surely, 2^421096125 is an apocalyptic number.

It is an amenable number.

421096125 is a deficient number, since it is larger than the sum of its proper divisors (279608451).

421096125 is a wasteful number, since it uses less digits than its factorization.

421096125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1122941 (or 1122931 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 421096125 is about 20520.6268179118. The cubic root of 421096125 is about 749.5381601080.

The spelling of 421096125 in words is "four hundred twenty-one million, ninety-six thousand, one hundred twenty-five".