12477403 has 2 divisors, whose sum is σ = 12477404. Its totient is φ = 12477402.

The previous prime is 12477397. The next prime is 12477449. The reversal of 12477403 is 30477421.

12477403 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12477403 is a prime.

It is not a weakly prime, because it can be changed into another prime (12477203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6238701 + 6238702.

It is an arithmetic number, because the mean of its divisors is an integer number (6238702).

Almost surely, 2^12477403 is an apocalyptic number.

12477403 is a deficient number, since it is larger than the sum of its proper divisors (1).

12477403 is an equidigital number, since it uses as much as digits as its factorization.

12477403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 12477403 is about 3532.3367619750. The cubic root of 12477403 is about 231.9395093482.

It can be divided in two parts, 12477 and 403, that added together give a triangular number (12880 = T₁₆₀).

The spelling of 12477403 in words is "twelve million, four hundred seventy-seven thousand, four hundred three".