1327249031 has 2 divisors, whose sum is σ = 1327249032. Its totient is φ = 1327249030.

The previous prime is 1327248983. The next prime is 1327249057. The reversal of 1327249031 is 1309427231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1327249031 - 2²² = 1323054727 is a prime.

It is a super-2 number, since 2×1327249031² = 3523179980580877922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1327249331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 663624515 + 663624516.

It is an arithmetic number, because the mean of its divisors is an integer number (663624516).

Almost surely, 2^1327249031 is an apocalyptic number.

1327249031 is a deficient number, since it is larger than the sum of its proper divisors (1).

1327249031 is an equidigital number, since it uses as much as digits as its factorization.

1327249031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 1327249031 is about 36431.4291649394. The cubic root of 1327249031 is about 1098.9657029930.

The spelling of 1327249031 in words is "one billion, three hundred twenty-seven million, two hundred forty-nine thousand, thirty-one".