5637500149 has 2 divisors, whose sum is σ = 5637500150. Its totient is φ = 5637500148.

The previous prime is 5637500147. The next prime is 5637500159. The reversal of 5637500149 is 9410057365.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3891513924 + 1745986225 = 62382^2 + 41785^2 .

It is a cyclic number.

It is not a de Polignac number, because 5637500149 - 2¹ = 5637500147 is a prime.

Together with 5637500147, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5637500147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2818750074 + 2818750075.

It is an arithmetic number, because the mean of its divisors is an integer number (2818750075).

Almost surely, 2^5637500149 is an apocalyptic number.

It is an amenable number.

5637500149 is a deficient number, since it is larger than the sum of its proper divisors (1).

5637500149 is an equidigital number, since it uses as much as digits as its factorization.

5637500149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 113400, while the sum is 40.

The square root of 5637500149 is about 75083.2880806375. The cubic root of 5637500149 is about 1779.7630611903.

The spelling of 5637500149 in words is "five billion, six hundred thirty-seven million, five hundred thousand, one hundred forty-nine".