149164237 has 2 divisors, whose sum is σ = 149164238. Its totient is φ = 149164236.

The previous prime is 149164217. The next prime is 149164259. The reversal of 149164237 is 732461941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 145588356 + 3575881 = 12066^2 + 1891^2 .

It is a cyclic number.

It is not a de Polignac number, because 149164237 - 2¹⁵ = 149131469 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 149164196 and 149164205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149164217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74582118 + 74582119.

It is an arithmetic number, because the mean of its divisors is an integer number (74582119).

Almost surely, 2^149164237 is an apocalyptic number.

It is an amenable number.

149164237 is a deficient number, since it is larger than the sum of its proper divisors (1).

149164237 is an equidigital number, since it uses as much as digits as its factorization.

149164237 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36288, while the sum is 37.

The square root of 149164237 is about 12213.2811725596. The cubic root of 149164237 is about 530.3406342353.

The spelling of 149164237 in words is "one hundred forty-nine million, one hundred sixty-four thousand, two hundred thirty-seven".