1322250931 has 2 divisors, whose sum is σ = 1322250932. Its totient is φ = 1322250930.

The previous prime is 1322250889. The next prime is 1322250949. The reversal of 1322250931 is 1390522231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1322250931 - 2¹¹ = 1322248883 is a prime.

It is a super-2 number, since 2×1322250931² = 3496695049060733522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1322250931.

It is not a weakly prime, because it can be changed into another prime (1322250961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661125465 + 661125466.

It is an arithmetic number, because the mean of its divisors is an integer number (661125466).

Almost surely, 2^1322250931 is an apocalyptic number.

1322250931 is a deficient number, since it is larger than the sum of its proper divisors (1).

1322250931 is an equidigital number, since it uses as much as digits as its factorization.

1322250931 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 1322250931 is about 36362.7684727112. The cubic root of 1322250931 is about 1097.5844877647.

The spelling of 1322250931 in words is "one billion, three hundred twenty-two million, two hundred fifty thousand, nine hundred thirty-one".