1037640343 has 2 divisors, whose sum is σ = 1037640344. Its totient is φ = 1037640342.

The previous prime is 1037640337. The next prime is 1037640361. The reversal of 1037640343 is 3430467301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1037640343 - 2⁹ = 1037639831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1037140343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 518820171 + 518820172.

It is an arithmetic number, because the mean of its divisors is an integer number (518820172).

Almost surely, 2^1037640343 is an apocalyptic number.

1037640343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1037640343 is an equidigital number, since it uses as much as digits as its factorization.

1037640343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 31.

The square root of 1037640343 is about 32212.4252890092. The cubic root of 1037640343 is about 1012.3925707895.

The spelling of 1037640343 in words is "one billion, thirty-seven million, six hundred forty thousand, three hundred forty-three".