356316349 has 2 divisors, whose sum is σ = 356316350. Its totient is φ = 356316348.

The previous prime is 356316293. The next prime is 356316397. The reversal of 356316349 is 943613653.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 223652025 + 132664324 = 14955^2 + 11518^2 .

It is a cyclic number.

It is not a de Polignac number, because 356316349 - 2¹⁹ = 355792061 is a prime.

It is a super-2 number, since 2×356316349² = 253922681129379602, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (356316949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178158174 + 178158175.

It is an arithmetic number, because the mean of its divisors is an integer number (178158175).

Almost surely, 2^356316349 is an apocalyptic number.

It is an amenable number.

356316349 is a deficient number, since it is larger than the sum of its proper divisors (1).

356316349 is an equidigital number, since it uses as much as digits as its factorization.

356316349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 174960, while the sum is 40.

The square root of 356316349 is about 18876.3436342953. The cubic root of 356316349 is about 708.9439759504.

The spelling of 356316349 in words is "three hundred fifty-six million, three hundred sixteen thousand, three hundred forty-nine".