9125437 has 4 divisors (see below), whose sum is σ = 9228060. Its totient is φ = 9022816.

The previous prime is 9125423. The next prime is 9125449. The reversal of 9125437 is 7345219.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2515396 + 6610041 = 1586^2 + 2571^2 .

It is a cyclic number.

It is not a de Polignac number, because 9125437 - 2⁷ = 9125309 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an Ulam number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9125399 and 9125408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9125497) 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, 51178 + ... + 51355.

It is an arithmetic number, because the mean of its divisors is an integer number (2307015).

Almost surely, 2^9125437 is an apocalyptic number.

It is an amenable number.

9125437 is a deficient number, since it is larger than the sum of its proper divisors (102623).

9125437 is a wasteful number, since it uses less digits than its factorization.

9125437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102622.

The product of its digits is 7560, while the sum is 31.

The square root of 9125437 is about 3020.8338252873. The cubic root of 9125437 is about 208.9702956037.

The spelling of 9125437 in words is "nine million, one hundred twenty-five thousand, four hundred thirty-seven".