5425271909 has 2 divisors, whose sum is σ = 5425271910. Its totient is φ = 5425271908.

The previous prime is 5425271861. The next prime is 5425271941. The reversal of 5425271909 is 9091725245.

5425271909 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4176002884 + 1249269025 = 64622^2 + 35345^2 .

It is a cyclic number.

It is not a de Polignac number, because 5425271909 - 2¹⁶ = 5425206373 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5425271909.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5425271959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2712635954 + 2712635955.

It is an arithmetic number, because the mean of its divisors is an integer number (2712635955).

Almost surely, 2^5425271909 is an apocalyptic number.

It is an amenable number.

5425271909 is a deficient number, since it is larger than the sum of its proper divisors (1).

5425271909 is an equidigital number, since it uses as much as digits as its factorization.

5425271909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 226800, while the sum is 44.

The square root of 5425271909 is about 73656.4451287190. The cubic root of 5425271909 is about 1757.1432552388.

The spelling of 5425271909 in words is "five billion, four hundred twenty-five million, two hundred seventy-one thousand, nine hundred nine".