1461422427 has 8 divisors (see below), whose sum is σ = 1948823616. Its totient is φ = 974151432.

The previous prime is 1461422419. The next prime is 1461422437. The reversal of 1461422427 is 7242241641.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1461422427 - 2³ = 1461422419 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1461422437) 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 7 ways as a sum of consecutive naturals, for example, 2353 + ... + 54114.

It is an arithmetic number, because the mean of its divisors is an integer number (243602952).

Almost surely, 2^1461422427 is an apocalyptic number.

1461422427 is a deficient number, since it is larger than the sum of its proper divisors (487401189).

1461422427 is an equidigital number, since it uses as much as digits as its factorization.

1461422427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65097.

The product of its digits is 21504, while the sum is 33.

The square root of 1461422427 is about 38228.5551257172. Note that the first 3 decimals coincide. The cubic root of 1461422427 is about 1134.8154918820.

The spelling of 1461422427 in words is "one billion, four hundred sixty-one million, four hundred twenty-two thousand, four hundred twenty-seven".