1301250733 has 2 divisors, whose sum is σ = 1301250734. Its totient is φ = 1301250732.

The previous prime is 1301250707. The next prime is 1301250749. The reversal of 1301250733 is 3370521031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1019077929 + 282172804 = 31923^2 + 16798^2 .

It is a cyclic number.

It is not a de Polignac number, because 1301250733 - 2¹³ = 1301242541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1301250698 and 1301250707.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1301250773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650625366 + 650625367.

It is an arithmetic number, because the mean of its divisors is an integer number (650625367).

Almost surely, 2^1301250733 is an apocalyptic number.

It is an amenable number.

1301250733 is a deficient number, since it is larger than the sum of its proper divisors (1).

1301250733 is an equidigital number, since it uses as much as digits as its factorization.

1301250733 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1890, while the sum is 25.

The square root of 1301250733 is about 36072.8531308517. The cubic root of 1301250733 is about 1091.7427814095.

Adding to 1301250733 its reverse (3370521031), we get a palindrome (4671771764).

The spelling of 1301250733 in words is "one billion, three hundred one million, two hundred fifty thousand, seven hundred thirty-three".