2501450197 has 2 divisors, whose sum is σ = 2501450198. Its totient is φ = 2501450196.

The previous prime is 2501450191. The next prime is 2501450207. The reversal of 2501450197 is 7910541052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1304220996 + 1197229201 = 36114^2 + 34601^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2501450197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2501450191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250725098 + 1250725099.

It is an arithmetic number, because the mean of its divisors is an integer number (1250725099).

Almost surely, 2^2501450197 is an apocalyptic number.

It is an amenable number.

2501450197 is a deficient number, since it is larger than the sum of its proper divisors (1).

2501450197 is an equidigital number, since it uses as much as digits as its factorization.

2501450197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12600, while the sum is 34.

The square root of 2501450197 is about 50014.4998675384. The cubic root of 2501450197 is about 1357.4711869229.

The spelling of 2501450197 in words is "two billion, five hundred one million, four hundred fifty thousand, one hundred ninety-seven".