1356097843 has 2 divisors, whose sum is σ = 1356097844. Its totient is φ = 1356097842.

The previous prime is 1356097829. The next prime is 1356097877. The reversal of 1356097843 is 3487906531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1356097843 - 2²⁹ = 819226931 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1356097793 and 1356097802.

It is not a weakly prime, because it can be changed into another prime (1356097343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 678048921 + 678048922.

It is an arithmetic number, because the mean of its divisors is an integer number (678048922).

Almost surely, 2^1356097843 is an apocalyptic number.

1356097843 is a deficient number, since it is larger than the sum of its proper divisors (1).

1356097843 is an equidigital number, since it uses as much as digits as its factorization.

1356097843 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 544320, while the sum is 46.

The square root of 1356097843 is about 36825.2337806564. The cubic root of 1356097843 is about 1106.8709982316.

The spelling of 1356097843 in words is "one billion, three hundred fifty-six million, ninety-seven thousand, eight hundred forty-three".