1375332943 has 2 divisors, whose sum is σ = 1375332944. Its totient is φ = 1375332942.

The previous prime is 1375332923. The next prime is 1375332971. The reversal of 1375332943 is 3492335731.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1375332943 - 2¹⁷ = 1375201871 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1375332896 and 1375332905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1375332913) 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, 687666471 + 687666472.

It is an arithmetic number, because the mean of its divisors is an integer number (687666472).

Almost surely, 2^1375332943 is an apocalyptic number.

1375332943 is a deficient number, since it is larger than the sum of its proper divisors (1).

1375332943 is an equidigital number, since it uses as much as digits as its factorization.

1375332943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 204120, while the sum is 40.

The square root of 1375332943 is about 37085.4815662410. The cubic root of 1375332943 is about 1112.0797905994.

The spelling of 1375332943 in words is "one billion, three hundred seventy-five million, three hundred thirty-two thousand, nine hundred forty-three".