1461823427 has 2 divisors, whose sum is σ = 1461823428. Its totient is φ = 1461823426.

The previous prime is 1461823423. The next prime is 1461823499. The reversal of 1461823427 is 7243281641.

It is a weak prime.

It is an emirp because it is prime and its reverse (7243281641) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1461823427 - 2² = 1461823423 is a prime.

It is not a weakly prime, because it can be changed into another prime (1461823423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 730911713 + 730911714.

It is an arithmetic number, because the mean of its divisors is an integer number (730911714).

Almost surely, 2^1461823427 is an apocalyptic number.

1461823427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1461823427 is an equidigital number, since it uses as much as digits as its factorization.

1461823427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64512, while the sum is 38.

The square root of 1461823427 is about 38233.7995365357. The cubic root of 1461823427 is about 1134.9192764754.

The spelling of 1461823427 in words is "one billion, four hundred sixty-one million, eight hundred twenty-three thousand, four hundred twenty-seven".