1357822943 has 2 divisors, whose sum is σ = 1357822944. Its totient is φ = 1357822942.

The previous prime is 1357822933. The next prime is 1357822951. The reversal of 1357822943 is 3492287531.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (3492287531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1357822943 - 2⁴ = 1357822927 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1357822894 and 1357822903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1357822933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 678911471 + 678911472.

It is an arithmetic number, because the mean of its divisors is an integer number (678911472).

Almost surely, 2^1357822943 is an apocalyptic number.

1357822943 is a deficient number, since it is larger than the sum of its proper divisors (1).

1357822943 is an equidigital number, since it uses as much as digits as its factorization.

1357822943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 362880, while the sum is 44.

The square root of 1357822943 is about 36848.6491339913. The cubic root of 1357822943 is about 1107.3401517078.

The spelling of 1357822943 in words is "one billion, three hundred fifty-seven million, eight hundred twenty-two thousand, nine hundred forty-three".