11401323 has 16 divisors (see below), whose sum is σ = 15582336. Its totient is φ = 7413120.

The previous prime is 11401309. The next prime is 11401333. The reversal of 11401323 is 32310411.

It is not a de Polignac number, because 11401323 - 2⁶ = 11401259 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11401303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26115 + ... + 26547.

It is an arithmetic number, because the mean of its divisors is an integer number (973896).

Almost surely, 2^11401323 is an apocalyptic number.

11401323 is a deficient number, since it is larger than the sum of its proper divisors (4181013).

11401323 is a wasteful number, since it uses less digits than its factorization.

11401323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 11401323 is about 3376.5845169342. The cubic root of 11401323 is about 225.0704174656.

Adding to 11401323 its reverse (32310411), we get a palindrome (43711734).

The spelling of 11401323 in words is "eleven million, four hundred one thousand, three hundred twenty-three".