1461913 has 2 divisors, whose sum is σ = 1461914. Its totient is φ = 1461912.

The previous prime is 1461883. The next prime is 1461923. The reversal of 1461913 is 3191641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1098304 + 363609 = 1048^2 + 603^2 .

It is a cyclic number.

It is not a de Polignac number, because 1461913 - 2⁹ = 1461401 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (1461923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 730956 + 730957.

It is an arithmetic number, because the mean of its divisors is an integer number (730957).

2^1461913 is an apocalyptic number.

It is an amenable number.

1461913 is a deficient number, since it is larger than the sum of its proper divisors (1).

1461913 is an equidigital number, since it uses as much as digits as its factorization.

1461913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 648, while the sum is 25.

The square root of 1461913 is about 1209.0959432568. The cubic root of 1461913 is about 113.4942456669.

The spelling of 1461913 in words is "one million, four hundred sixty-one thousand, nine hundred thirteen".