1250761201 has 2 divisors, whose sum is σ = 1250761202. Its totient is φ = 1250761200.

The previous prime is 1250761139. The next prime is 1250761217. The reversal of 1250761201 is 1021670521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1001089600 + 249671601 = 31640^2 + 15801^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1250761201 is a prime.

It is not a weakly prime, because it can be changed into another prime (1250761231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 625380600 + 625380601.

It is an arithmetic number, because the mean of its divisors is an integer number (625380601).

Almost surely, 2^1250761201 is an apocalyptic number.

It is an amenable number.

1250761201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1250761201 is an equidigital number, since it uses as much as digits as its factorization.

1250761201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840, while the sum is 25.

The square root of 1250761201 is about 35366.1024287382. The cubic root of 1250761201 is about 1077.4359616910.

The spelling of 1250761201 in words is "one billion, two hundred fifty million, seven hundred sixty-one thousand, two hundred one".