5001043109 has 2 divisors, whose sum is σ = 5001043110. Its totient is φ = 5001043108.

The previous prime is 5001043087. The next prime is 5001043123. The reversal of 5001043109 is 9013401005.

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., 3344308900 + 1656734209 = 57830^2 + 40703^2 .

It is a cyclic number.

It is not a de Polignac number, because 5001043109 - 2¹⁶ = 5000977573 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5001043139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2500521554 + 2500521555.

It is an arithmetic number, because the mean of its divisors is an integer number (2500521555).

Almost surely, 2^5001043109 is an apocalyptic number.

It is an amenable number.

5001043109 is a deficient number, since it is larger than the sum of its proper divisors (1).

5001043109 is an equidigital number, since it uses as much as digits as its factorization.

5001043109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 5001043109 is about 70718.0536284759. The cubic root of 5001043109 is about 1710.0948511617.

The spelling of 5001043109 in words is "five billion, one million, forty-three thousand, one hundred nine".