1494100889 has 2 divisors, whose sum is σ = 1494100890. Its totient is φ = 1494100888.

The previous prime is 1494100873. The next prime is 1494100901. The reversal of 1494100889 is 9880014941.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 955860889 + 538240000 = 30917^2 + 23200^2 .

It is a cyclic number.

It is not a de Polignac number, because 1494100889 - 2⁴ = 1494100873 is a prime.

It is not a weakly prime, because it can be changed into another prime (1494100189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 747050444 + 747050445.

It is an arithmetic number, because the mean of its divisors is an integer number (747050445).

Almost surely, 2^1494100889 is an apocalyptic number.

It is an amenable number.

1494100889 is a deficient number, since it is larger than the sum of its proper divisors (1).

1494100889 is an equidigital number, since it uses as much as digits as its factorization.

1494100889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82944, while the sum is 44.

The square root of 1494100889 is about 38653.6012423163. The cubic root of 1494100889 is about 1143.2116496413.

The spelling of 1494100889 in words is "one billion, four hundred ninety-four million, one hundred thousand, eight hundred eighty-nine".