356545823 has 2 divisors, whose sum is σ = 356545824. Its totient is φ = 356545822.

The previous prime is 356545667. The next prime is 356545831. The reversal of 356545823 is 328545653.

It is a strong prime.

It is an emirp because it is prime and its reverse (328545653) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 356545823 - 2¹² = 356541727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (356545873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178272911 + 178272912.

It is an arithmetic number, because the mean of its divisors is an integer number (178272912).

Almost surely, 2^356545823 is an apocalyptic number.

356545823 is a deficient number, since it is larger than the sum of its proper divisors (1).

356545823 is an equidigital number, since it uses as much as digits as its factorization.

356545823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432000, while the sum is 41.

The square root of 356545823 is about 18882.4210047335. The cubic root of 356545823 is about 709.0961340903.

The spelling of 356545823 in words is "three hundred fifty-six million, five hundred forty-five thousand, eight hundred twenty-three".