1327751137 has 2 divisors, whose sum is σ = 1327751138. Its totient is φ = 1327751136.

The previous prime is 1327751101. The next prime is 1327751147. The reversal of 1327751137 is 7311577231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 951352336 + 376398801 = 30844^2 + 19401^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1327751137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1327751096 and 1327751105.

It is not a weakly prime, because it can be changed into another prime (1327751147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 663875568 + 663875569.

It is an arithmetic number, because the mean of its divisors is an integer number (663875569).

Almost surely, 2^1327751137 is an apocalyptic number.

It is an amenable number.

1327751137 is a deficient number, since it is larger than the sum of its proper divisors (1).

1327751137 is an equidigital number, since it uses as much as digits as its factorization.

1327751137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30870, while the sum is 37.

The square root of 1327751137 is about 36438.3196237148. The cubic root of 1327751137 is about 1099.1042672192.

The spelling of 1327751137 in words is "one billion, three hundred twenty-seven million, seven hundred fifty-one thousand, one hundred thirty-seven".