12477261 has 16 divisors (see below), whose sum is σ = 17064000. Its totient is φ = 8107008.

The previous prime is 12477259. The next prime is 12477271. The reversal of 12477261 is 16277421.

It is not a de Polignac number, because 12477261 - 2¹ = 12477259 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12477271) 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, 27565 + ... + 28013.

It is an arithmetic number, because the mean of its divisors is an integer number (1066500).

Almost surely, 2^12477261 is an apocalyptic number.

It is an amenable number.

12477261 is a deficient number, since it is larger than the sum of its proper divisors (4586739).

12477261 is a wasteful number, since it uses less digits than its factorization.

12477261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668.

The product of its digits is 4704, while the sum is 30.

The square root of 12477261 is about 3532.3166619090. The cubic root of 12477261 is about 231.9386294767.

The spelling of 12477261 in words is "twelve million, four hundred seventy-seven thousand, two hundred sixty-one".