11125401 has 12 divisors (see below), whose sum is σ = 17255952. Its totient is φ = 6357288.

The previous prime is 11125379. The next prime is 11125409. The reversal of 11125401 is 10452111.

It is a happy number.

It is not a de Polignac number, because 11125401 - 2⁵ = 11125369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11125409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37695 + ... + 37988.

It is an arithmetic number, because the mean of its divisors is an integer number (1437996).

Almost surely, 2^11125401 is an apocalyptic number.

It is an amenable number.

11125401 is a deficient number, since it is larger than the sum of its proper divisors (6130551).

11125401 is an equidigital number, since it uses as much as digits as its factorization.

11125401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75700 (or 75693 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 11125401 is about 3335.4761279314. The cubic root of 11125401 is about 223.2399369384.

Adding to 11125401 its reverse (10452111), we get a palindrome (21577512).

The spelling of 11125401 in words is "eleven million, one hundred twenty-five thousand, four hundred one".