363812149 has 2 divisors, whose sum is σ = 363812150. Its totient is φ = 363812148.

The previous prime is 363812123. The next prime is 363812159. The reversal of 363812149 is 941218363.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 321951249 + 41860900 = 17943^2 + 6470^2 .

It is a cyclic number.

It is not a de Polignac number, because 363812149 - 2¹⁹ = 363287861 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (363812159) 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, 181906074 + 181906075.

It is an arithmetic number, because the mean of its divisors is an integer number (181906075).

Almost surely, 2^363812149 is an apocalyptic number.

It is an amenable number.

363812149 is a deficient number, since it is larger than the sum of its proper divisors (1).

363812149 is an equidigital number, since it uses as much as digits as its factorization.

363812149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 37.

The square root of 363812149 is about 19073.8603591407. The cubic root of 363812149 is about 713.8808507669.

The spelling of 363812149 in words is "three hundred sixty-three million, eight hundred twelve thousand, one hundred forty-nine".