736631149 has 2 divisors, whose sum is σ = 736631150. Its totient is φ = 736631148.

The previous prime is 736631081. The next prime is 736631191. The reversal of 736631149 is 941136637.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 589615524 + 147015625 = 24282^2 + 12125^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-736631149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (736631249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 368315574 + 368315575.

It is an arithmetic number, because the mean of its divisors is an integer number (368315575).

Almost surely, 2^736631149 is an apocalyptic number.

It is an amenable number.

736631149 is a deficient number, since it is larger than the sum of its proper divisors (1).

736631149 is an equidigital number, since it uses as much as digits as its factorization.

736631149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81648, while the sum is 40.

The square root of 736631149 is about 27140.9496701939. The cubic root of 736631149 is about 903.1294959830.

The spelling of 736631149 in words is "seven hundred thirty-six million, six hundred thirty-one thousand, one hundred forty-nine".