1461243366 has 48 divisors (see below), whose sum is σ = 3457658880. Its totient is φ = 442312560.

The previous prime is 1461243361. The next prime is 1461243389. The reversal of 1461243366 is 6633421641.

1461243366 is a `hidden beast` number, since 1 + 4 + 612 + 4 + 3 + 36 + 6 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1461243366.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1461243361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 202171 + ... + 209273.

It is an arithmetic number, because the mean of its divisors is an integer number (72034560).

Almost surely, 2^1461243366 is an apocalyptic number.

1461243366 is an abundant number, since it is smaller than the sum of its proper divisors (1996415514).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1461243366 is a wasteful number, since it uses less digits than its factorization.

1461243366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8161 (or 8158 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 1461243366 is about 38226.2130742767. The cubic root of 1461243366 is about 1134.7691421767.

The spelling of 1461243366 in words is "one billion, four hundred sixty-one million, two hundred forty-three thousand, three hundred sixty-six".