9951125 has 8 divisors (see below), whose sum is σ = 12419160. Its totient is φ = 7960800.

The previous prime is 9951101. The next prime is 9951127. The reversal of 9951125 is 5211599.

It can be written as a sum of positive squares in 4 ways, for example, as 78961 + 9872164 = 281^2 + 3142^2 .

It is not a de Polignac number, because 9951125 - 2¹⁴ = 9934741 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9951091 and 9951100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9951127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39680 + ... + 39929.

It is an arithmetic number, because the mean of its divisors is an integer number (1552395).

Almost surely, 2^9951125 is an apocalyptic number.

It is an amenable number.

9951125 is a deficient number, since it is larger than the sum of its proper divisors (2468035).

9951125 is an equidigital number, since it uses as much as digits as its factorization.

9951125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79624 (or 79614 counting only the distinct ones).

The product of its digits is 4050, while the sum is 32.

The square root of 9951125 is about 3154.5403785655. The cubic root of 9951125 is about 215.0919023006.

The spelling of 9951125 in words is "nine million, nine hundred fifty-one thousand, one hundred twenty-five".