468614149 has 2 divisors, whose sum is σ = 468614150. Its totient is φ = 468614148.

The previous prime is 468614143. The next prime is 468614173. The reversal of 468614149 is 941416864.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 428697025 + 39917124 = 20705^2 + 6318^2 .

It is a cyclic number.

It is not a de Polignac number, because 468614149 - 2³ = 468614141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (468614141) 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, 234307074 + 234307075.

It is an arithmetic number, because the mean of its divisors is an integer number (234307075).

Almost surely, 2^468614149 is an apocalyptic number.

It is an amenable number.

468614149 is a deficient number, since it is larger than the sum of its proper divisors (1).

468614149 is an equidigital number, since it uses as much as digits as its factorization.

468614149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 165888, while the sum is 43.

The square root of 468614149 is about 21647.4975228085. The cubic root of 468614149 is about 776.7330755678.

The spelling of 468614149 in words is "four hundred sixty-eight million, six hundred fourteen thousand, one hundred forty-nine".