11397443 has 16 divisors (see below), whose sum is σ = 12476160. Its totient is φ = 10381536.

The previous prime is 11397439. The next prime is 11397461. The reversal of 11397443 is 34479311.

It is a cyclic number.

It is not a de Polignac number, because 11397443 - 2² = 11397439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11397433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50096 + ... + 50322.

It is an arithmetic number, because the mean of its divisors is an integer number (779760).

Almost surely, 2^11397443 is an apocalyptic number.

11397443 is a deficient number, since it is larger than the sum of its proper divisors (1078717).

11397443 is a wasteful number, since it uses less digits than its factorization.

11397443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346.

The product of its digits is 9072, while the sum is 32.

The square root of 11397443 is about 3376.0099229712. The cubic root of 11397443 is about 225.0448832271.

The spelling of 11397443 in words is "eleven million, three hundred ninety-seven thousand, four hundred forty-three".