1246066461 has 12 divisors (see below), whose sum is σ = 1861938780. Its totient is φ = 802065600.

The previous prime is 1246066457. The next prime is 1246066487. The reversal of 1246066461 is 1646606421.

1246066461 is a `hidden beast` number, since 1 + 2 + 4 + 6 + 0 + 6 + 646 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 779247225 + 466819236 = 27915^2 + 21606^2 .

It is not a de Polignac number, because 1246066461 - 2² = 1246066457 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1246066061) 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, 2386840 + ... + 2387361.

It is an arithmetic number, because the mean of its divisors is an integer number (155161565).

Almost surely, 2^1246066461 is an apocalyptic number.

It is an amenable number.

1246066461 is a deficient number, since it is larger than the sum of its proper divisors (615872319).

1246066461 is a wasteful number, since it uses less digits than its factorization.

1246066461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4774236 (or 4774233 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 1246066461 is about 35299.6665848277. Note that the first 3 decimals coincide. The cubic root of 1246066461 is about 1076.0862173121.

The spelling of 1246066461 in words is "one billion, two hundred forty-six million, sixty-six thousand, four hundred sixty-one".