1250222329 has 2 divisors, whose sum is σ = 1250222330. Its totient is φ = 1250222328.

The previous prime is 1250222317. The next prime is 1250222333. The reversal of 1250222329 is 9232220521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1186940304 + 63282025 = 34452^2 + 7955^2 .

It is an emirp because it is prime and its reverse (9232220521) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1250222329 - 2⁵ = 1250222297 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1250222297 and 1250222306.

It is not a weakly prime, because it can be changed into another prime (1250222399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 625111164 + 625111165.

It is an arithmetic number, because the mean of its divisors is an integer number (625111165).

Almost surely, 2^1250222329 is an apocalyptic number.

It is an amenable number.

1250222329 is a deficient number, since it is larger than the sum of its proper divisors (1).

1250222329 is an equidigital number, since it uses as much as digits as its factorization.

1250222329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 1250222329 is about 35358.4831264012. The cubic root of 1250222329 is about 1077.2812070046.

The spelling of 1250222329 in words is "one billion, two hundred fifty million, two hundred twenty-two thousand, three hundred twenty-nine".