11263401 has 32 divisors (see below), whose sum is σ = 18040320. Its totient is φ = 6918912.

The previous prime is 11263393. The next prime is 11263433. The reversal of 11263401 is 10436211.

11263401 = 179² + 180² + ... + 340².

It is a happy number.

11263401 is a `hidden beast` number, since 1 + 1 + 263 + 401 = 666.

It is not a de Polignac number, because 11263401 - 2³ = 11263393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11263471) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24096 + ... + 24558.

It is an arithmetic number, because the mean of its divisors is an integer number (563760).

Almost surely, 2^11263401 is an apocalyptic number.

It is an amenable number.

11263401 is a deficient number, since it is larger than the sum of its proper divisors (6776919).

11263401 is a wasteful number, since it uses less digits than its factorization.

11263401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542 (or 536 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 11263401 is about 3356.0990748189. The cubic root of 11263401 is about 224.1591728461.

Adding to 11263401 its reverse (10436211), we get a palindrome (21699612).

It can be divided in two parts, 11263 and 401, that added together give a square (11664 = 108²).

The spelling of 11263401 in words is "eleven million, two hundred sixty-three thousand, four hundred one".