5250761 has 2 divisors, whose sum is σ = 5250762. Its totient is φ = 5250760.

The previous prime is 5250757. The next prime is 5250779. The reversal of 5250761 is 1670525.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5148361 + 102400 = 2269^2 + 320^2 .

It is a cyclic number.

It is not a de Polignac number, because 5250761 - 2² = 5250757 is a prime.

It is a Sophie Germain prime.

It is an alternating number because its digits alternate between odd and even.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5250761.

It is not a weakly prime, because it can be changed into another prime (5250701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2625380 + 2625381.

It is an arithmetic number, because the mean of its divisors is an integer number (2625381).

Almost surely, 2^5250761 is an apocalyptic number.

It is an amenable number.

5250761 is a deficient number, since it is larger than the sum of its proper divisors (1).

5250761 is an equidigital number, since it uses as much as digits as its factorization.

5250761 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 5250761 is about 2291.4539052750. The cubic root of 5250761 is about 173.8097294776.

The spelling of 5250761 in words is "five million, two hundred fifty thousand, seven hundred sixty-one".