11401525 has 6 divisors (see below), whose sum is σ = 14137922. Its totient is φ = 9121200.

The previous prime is 11401487. The next prime is 11401549. The reversal of 11401525 is 52510411.

11401525 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 603729 + 10797796 = 777^2 + 3286^2 .

It is not a de Polignac number, because 11401525 - 2¹⁵ = 11368757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 228006 + ... + 228055.

Almost surely, 2^11401525 is an apocalyptic number.

It is an amenable number.

11401525 is a deficient number, since it is larger than the sum of its proper divisors (2736397).

11401525 is an equidigital number, since it uses as much as digits as its factorization.

11401525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456071 (or 456066 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 19.

The square root of 11401525 is about 3376.6144286844. The cubic root of 11401525 is about 225.0717466667.

Adding to 11401525 its reverse (52510411), we get a palindrome (63911936).

The spelling of 11401525 in words is "eleven million, four hundred one thousand, five hundred twenty-five".