1461690133 has 2 divisors, whose sum is σ = 1461690134. Its totient is φ = 1461690132.

The previous prime is 1461690119. The next prime is 1461690137. The reversal of 1461690133 is 3310961641.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1370258289 + 91431844 = 37017^2 + 9562^2 .

It is a cyclic number.

It is not a de Polignac number, because 1461690133 - 2¹³ = 1461681941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1461690137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 730845066 + 730845067.

It is an arithmetic number, because the mean of its divisors is an integer number (730845067).

Almost surely, 2^1461690133 is an apocalyptic number.

It is an amenable number.

1461690133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1461690133 is an equidigital number, since it uses as much as digits as its factorization.

1461690133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 1461690133 is about 38232.0563532751. The cubic root of 1461690133 is about 1134.8847801686.

The spelling of 1461690133 in words is "one billion, four hundred sixty-one million, six hundred ninety thousand, one hundred thirty-three".