1494030021109 has 2 divisors, whose sum is σ = 1494030021110. Its totient is φ = 1494030021108.

The previous prime is 1494030021103. The next prime is 1494030021137. The reversal of 1494030021109 is 9011200304941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1237482706084 + 256547315025 = 1112422^2 + 506505^2 .

It is a cyclic number.

It is not a de Polignac number, because 1494030021109 - 2¹¹ = 1494030019061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1494030021103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 747015010554 + 747015010555.

It is an arithmetic number, because the mean of its divisors is an integer number (747015010555).

Almost surely, 2^{1494030021109} is an apocalyptic number.

It is an amenable number.

1494030021109 is a deficient number, since it is larger than the sum of its proper divisors (1).

1494030021109 is an equidigital number, since it uses as much as digits as its factorization.

1494030021109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 34.

The spelling of 1494030021109 in words is "one trillion, four hundred ninety-four billion, thirty million, twenty-one thousand, one hundred nine".