1327136743 has 2 divisors, whose sum is σ = 1327136744. Its totient is φ = 1327136742.

The previous prime is 1327136711. The next prime is 1327136813. The reversal of 1327136743 is 3476317231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1327136743 - 2⁵ = 1327136711 is a prime.

It is a super-2 number, since 2×1327136743² = 3522583869241296098, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1327136143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 663568371 + 663568372.

It is an arithmetic number, because the mean of its divisors is an integer number (663568372).

Almost surely, 2^1327136743 is an apocalyptic number.

1327136743 is a deficient number, since it is larger than the sum of its proper divisors (1).

1327136743 is an equidigital number, since it uses as much as digits as its factorization.

1327136743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 63504, while the sum is 37.

The square root of 1327136743 is about 36429.8880453948. Note that the first 3 decimals coincide. The cubic root of 1327136743 is about 1098.9347105321.

The spelling of 1327136743 in words is "one billion, three hundred twenty-seven million, one hundred thirty-six thousand, seven hundred forty-three".