11401232 has 20 divisors (see below), whose sum is σ = 22157436. Its totient is φ = 5683200.

The previous prime is 11401231. The next prime is 11401249. The reversal of 11401232 is 23210411.

It can be written as a sum of positive squares in 2 ways, for example, as 9339136 + 2062096 = 3056^2 + 1436^2 .

It is a super-2 number, since 2×11401232² = 259976182235648, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11401231) 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 3 ways as a sum of consecutive naturals, for example, 5528 + ... + 7304.

Almost surely, 2^11401232 is an apocalyptic number.

It is an amenable number.

11401232 is a deficient number, since it is larger than the sum of its proper divisors (10756204).

11401232 is a wasteful number, since it uses less digits than its factorization.

11401232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2186 (or 2180 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 11401232 is about 3376.5710417523. The cubic root of 11401232 is about 225.0698186619.

Adding to 11401232 its reverse (23210411), we get a palindrome (34611643).

The spelling of 11401232 in words is "eleven million, four hundred one thousand, two hundred thirty-two".