1372170343 has 2 divisors, whose sum is σ = 1372170344. Its totient is φ = 1372170342.

The previous prime is 1372170341. The next prime is 1372170427. The reversal of 1372170343 is 3430712731.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1372170343 - 2¹ = 1372170341 is a prime.

Together with 1372170341, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1372170341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 686085171 + 686085172.

It is an arithmetic number, because the mean of its divisors is an integer number (686085172).

Almost surely, 2^1372170343 is an apocalyptic number.

1372170343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1372170343 is an equidigital number, since it uses as much as digits as its factorization.

1372170343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10584, while the sum is 31.

The square root of 1372170343 is about 37042.8176979020. The cubic root of 1372170343 is about 1111.2267213212.

The spelling of 1372170343 in words is "one billion, three hundred seventy-two million, one hundred seventy thousand, three hundred forty-three".