149510293 has 2 divisors, whose sum is σ = 149510294. Its totient is φ = 149510292.

The previous prime is 149510279. The next prime is 149510311. The reversal of 149510293 is 392015941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90497169 + 59013124 = 9513^2 + 7682^2 .

It is an emirp because it is prime and its reverse (392015941) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 149510293 - 2⁵ = 149510261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149510203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74755146 + 74755147.

It is an arithmetic number, because the mean of its divisors is an integer number (74755147).

Almost surely, 2^149510293 is an apocalyptic number.

It is an amenable number.

149510293 is a deficient number, since it is larger than the sum of its proper divisors (1).

149510293 is an equidigital number, since it uses as much as digits as its factorization.

149510293 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 149510293 is about 12227.4401654639. The cubic root of 149510293 is about 530.7504416148.

The spelling of 149510293 in words is "one hundred forty-nine million, five hundred ten thousand, two hundred ninety-three".