356634149 has 2 divisors, whose sum is σ = 356634150. Its totient is φ = 356634148.

The previous prime is 356634133. The next prime is 356634169. The reversal of 356634149 is 941436653.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 184552225 + 172081924 = 13585^2 + 13118^2 .

It is a cyclic number.

It is not a de Polignac number, because 356634149 - 2⁴ = 356634133 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (356634119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178317074 + 178317075.

It is an arithmetic number, because the mean of its divisors is an integer number (178317075).

Almost surely, 2^356634149 is an apocalyptic number.

It is an amenable number.

356634149 is a deficient number, since it is larger than the sum of its proper divisors (1).

356634149 is an equidigital number, since it uses as much as digits as its factorization.

356634149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 233280, while the sum is 41.

The square root of 356634149 is about 18884.7597019396. The cubic root of 356634149 is about 709.1546833238.

The spelling of 356634149 in words is "three hundred fifty-six million, six hundred thirty-four thousand, one hundred forty-nine".