11125251 has 12 divisors (see below), whose sum is σ = 16230240. Its totient is φ = 7342800.

The previous prime is 11125243. The next prime is 11125253. The reversal of 11125251 is 15252111.

It is not a de Polignac number, because 11125251 - 2³ = 11125243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11125253) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5211 + ... + 7028.

It is an arithmetic number, because the mean of its divisors is an integer number (1352520).

Almost surely, 2^11125251 is an apocalyptic number.

11125251 is a deficient number, since it is larger than the sum of its proper divisors (5104989).

11125251 is a wasteful number, since it uses less digits than its factorization.

11125251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12346 (or 12343 counting only the distinct ones).

The product of its digits is 100, while the sum is 18.

The square root of 11125251 is about 3335.4536423101. The cubic root of 11125251 is about 223.2389336445.

Adding to 11125251 its reverse (15252111), we get a palindrome (26377362).

The spelling of 11125251 in words is "eleven million, one hundred twenty-five thousand, two hundred fifty-one".