356344453 has 2 divisors, whose sum is σ = 356344454. Its totient is φ = 356344452.

The previous prime is 356344441. The next prime is 356344507. The reversal of 356344453 is 354443653.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 195384484 + 160959969 = 13978^2 + 12687^2 .

It is an emirp because it is prime and its reverse (354443653) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 356344453 - 2¹³ = 356336261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (356344403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178172226 + 178172227.

It is an arithmetic number, because the mean of its divisors is an integer number (178172227).

Almost surely, 2^356344453 is an apocalyptic number.

It is an amenable number.

356344453 is a deficient number, since it is larger than the sum of its proper divisors (1).

356344453 is an equidigital number, since it uses as much as digits as its factorization.

356344453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 259200, while the sum is 37.

The square root of 356344453 is about 18877.0880434457. The cubic root of 356344453 is about 708.9626144793.

The spelling of 356344453 in words is "three hundred fifty-six million, three hundred forty-four thousand, four hundred fifty-three".