11958125 has 30 divisors (see below), whose sum is σ = 16068294. Its totient is φ = 8892000.

The previous prime is 11958119. The next prime is 11958181. The reversal of 11958125 is 52185911.

It can be written as a sum of positive squares in 5 ways, for example, as 3396649 + 8561476 = 1843^2 + 2926^2 .

It is a de Polignac number, because none of the positive numbers 2^k-11958125 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11958091 and 11958100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 225599 + ... + 225651.

Almost surely, 2^11958125 is an apocalyptic number.

It is an amenable number.

11958125 is a deficient number, since it is larger than the sum of its proper divisors (4110169).

11958125 is an frugal number, since it uses more digits than its factorization.

11958125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111 (or 77 counting only the distinct ones).

The product of its digits is 3600, while the sum is 32.

The square root of 11958125 is about 3458.0521974082. The cubic root of 11958125 is about 228.6762330947.

The spelling of 11958125 in words is "eleven million, nine hundred fifty-eight thousand, one hundred twenty-five".