1493500109 has 2 divisors, whose sum is σ = 1493500110. Its totient is φ = 1493500108.

The previous prime is 1493500049. The next prime is 1493500121. The reversal of 1493500109 is 9010053941.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1339194025 + 154306084 = 36595^2 + 12422^2 .

It is a cyclic number.

It is not a de Polignac number, because 1493500109 - 2¹⁶ = 1493434573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1493500709) 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, 746750054 + 746750055.

It is an arithmetic number, because the mean of its divisors is an integer number (746750055).

Almost surely, 2^1493500109 is an apocalyptic number.

It is an amenable number.

1493500109 is a deficient number, since it is larger than the sum of its proper divisors (1).

1493500109 is an equidigital number, since it uses as much as digits as its factorization.

1493500109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860, while the sum is 32.

The square root of 1493500109 is about 38645.8291281220. The cubic root of 1493500109 is about 1143.0584001123.

The spelling of 1493500109 in words is "one billion, four hundred ninety-three million, five hundred thousand, one hundred nine".