11397477 has 32 divisors (see below), whose sum is σ = 18966528. Its totient is φ = 5927616.

The previous prime is 11397469. The next prime is 11397487. The reversal of 11397477 is 77479311.

It is not a de Polignac number, because 11397477 - 2³ = 11397469 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11397427) 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, 22408 + ... + 22910.

It is an arithmetic number, because the mean of its divisors is an integer number (592704).

Almost surely, 2^11397477 is an apocalyptic number.

It is an amenable number.

11397477 is a deficient number, since it is larger than the sum of its proper divisors (7569051).

11397477 is a wasteful number, since it uses less digits than its factorization.

11397477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609.

The product of its digits is 37044, while the sum is 39.

The square root of 11397477 is about 3376.0149584977. The cubic root of 11397477 is about 225.0451070059.

The spelling of 11397477 in words is "eleven million, three hundred ninety-seven thousand, four hundred seventy-seven".