1461146917 has 2 divisors, whose sum is σ = 1461146918. Its totient is φ = 1461146916.

The previous prime is 1461146893. The next prime is 1461146927. The reversal of 1461146917 is 7196411641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1142845636 + 318301281 = 33806^2 + 17841^2 .

It is a cyclic number.

It is not a de Polignac number, because 1461146917 - 2¹¹ = 1461144869 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1461146917.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1461146927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 730573458 + 730573459.

It is an arithmetic number, because the mean of its divisors is an integer number (730573459).

Almost surely, 2^1461146917 is an apocalyptic number.

It is an amenable number.

1461146917 is a deficient number, since it is larger than the sum of its proper divisors (1).

1461146917 is an equidigital number, since it uses as much as digits as its factorization.

1461146917 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 40.

The square root of 1461146917 is about 38224.9514976802. The cubic root of 1461146917 is about 1134.7441749103.

The spelling of 1461146917 in words is "one billion, four hundred sixty-one million, one hundred forty-six thousand, nine hundred seventeen".