100943425 has 24 divisors (see below), whose sum is σ = 137000160. Its totient is φ = 73171200.

The previous prime is 100943417. The next prime is 100943431. The reversal of 100943425 is 524349001.

It is not a de Polignac number, because 100943425 - 2³ = 100943417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100943393 and 100943402.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 162766 + ... + 163384.

It is an arithmetic number, because the mean of its divisors is an integer number (5708340).

Almost surely, 2^100943425 is an apocalyptic number.

It is an amenable number.

100943425 is a deficient number, since it is larger than the sum of its proper divisors (36056735).

100943425 is a wasteful number, since it uses less digits than its factorization.

100943425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1233 (or 1228 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 100943425 is about 10047.0605153945. The cubic root of 100943425 is about 465.6139806410.

The spelling of 100943425 in words is "one hundred million, nine hundred forty-three thousand, four hundred twenty-five".