356455349 has 2 divisors, whose sum is σ = 356455350. Its totient is φ = 356455348.

The previous prime is 356455301. The next prime is 356455387. The reversal of 356455349 is 943554653.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 289510225 + 66945124 = 17015^2 + 8182^2 .

It is a cyclic number.

It is not a de Polignac number, because 356455349 - 2²⁰ = 355406773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (356455399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178227674 + 178227675.

It is an arithmetic number, because the mean of its divisors is an integer number (178227675).

Almost surely, 2^356455349 is an apocalyptic number.

It is an amenable number.

356455349 is a deficient number, since it is larger than the sum of its proper divisors (1).

356455349 is an equidigital number, since it uses as much as digits as its factorization.

356455349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 972000, while the sum is 44.

The square root of 356455349 is about 18880.0251323985. The cubic root of 356455349 is about 709.0361509719.

The spelling of 356455349 in words is "three hundred fifty-six million, four hundred fifty-five thousand, three hundred forty-nine".