1461354623 has 2 divisors, whose sum is σ = 1461354624. Its totient is φ = 1461354622.

The previous prime is 1461354599. The next prime is 1461354673. The reversal of 1461354623 is 3264531641.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1461354623 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1461354673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 730677311 + 730677312.

It is an arithmetic number, because the mean of its divisors is an integer number (730677312).

Almost surely, 2^1461354623 is an apocalyptic number.

1461354623 is a deficient number, since it is larger than the sum of its proper divisors (1).

1461354623 is an equidigital number, since it uses as much as digits as its factorization.

1461354623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51840, while the sum is 35.

The square root of 1461354623 is about 38227.6682914352. The cubic root of 1461354623 is about 1134.7979413508.

The spelling of 1461354623 in words is "one billion, four hundred sixty-one million, three hundred fifty-four thousand, six hundred twenty-three".