1372771343 has 2 divisors, whose sum is σ = 1372771344. Its totient is φ = 1372771342.

The previous prime is 1372771327. The next prime is 1372771381. The reversal of 1372771343 is 3431772731.

It is an a-pointer prime, because the next prime (1372771381) can be obtained adding 1372771343 to its sum of digits (38).

It is a weak prime.

It is an emirp because it is prime and its reverse (3431772731) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1372771343 - 2⁴ = 1372771327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1372771297 and 1372771306.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1372771313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 686385671 + 686385672.

It is an arithmetic number, because the mean of its divisors is an integer number (686385672).

Almost surely, 2^1372771343 is an apocalyptic number.

1372771343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1372771343 is an equidigital number, since it uses as much as digits as its factorization.

1372771343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 74088, while the sum is 38.

The square root of 1372771343 is about 37050.9290436826. The cubic root of 1372771343 is about 1111.3889338780.

The spelling of 1372771343 in words is "one billion, three hundred seventy-two million, seven hundred seventy-one thousand, three hundred forty-three".