12461973 has 4 divisors (see below), whose sum is σ = 16615968. Its totient is φ = 8307980.

The previous prime is 12461971. The next prime is 12461987. The reversal of 12461973 is 37916421.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 37916421 = 3 ⋅12638807.

It is a cyclic number.

It is not a de Polignac number, because 12461973 - 2¹ = 12461971 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12461971) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2076993 + ... + 2076998.

It is an arithmetic number, because the mean of its divisors is an integer number (4153992).

Almost surely, 2^12461973 is an apocalyptic number.

It is an amenable number.

12461973 is a deficient number, since it is larger than the sum of its proper divisors (4153995).

12461973 is an equidigital number, since it uses as much as digits as its factorization.

12461973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4153994.

The product of its digits is 9072, while the sum is 33.

The square root of 12461973 is about 3530.1519797312. The cubic root of 12461973 is about 231.8438616968.

The spelling of 12461973 in words is "twelve million, four hundred sixty-one thousand, nine hundred seventy-three".