12303477 has 12 divisors (see below), whose sum is σ = 17823520. Its totient is φ = 8178408.

The previous prime is 12303451. The next prime is 12303479. The reversal of 12303477 is 77430321.

It is not a de Polignac number, because 12303477 - 2⁷ = 12303349 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12303477.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12303479) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1608 + ... + 5214.

Almost surely, 2^12303477 is an apocalyptic number.

It is an amenable number.

12303477 is a deficient number, since it is larger than the sum of its proper divisors (5520043).

12303477 is a wasteful number, since it uses less digits than its factorization.

12303477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3992 (or 3989 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 27.

The square root of 12303477 is about 3507.6312519990. The cubic root of 12303477 is about 230.8567729662.

Adding to 12303477 its reverse (77430321), we get a palindrome (89733798).

The spelling of 12303477 in words is "twelve million, three hundred three thousand, four hundred seventy-seven".