149532293 has 2 divisors, whose sum is σ = 149532294. Its totient is φ = 149532292.

The previous prime is 149532263. The next prime is 149532311. The reversal of 149532293 is 392235941.

It is a happy number.

149532293 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 114875524 + 34656769 = 10718^2 + 5887^2 .

It is a cyclic number.

It is not a de Polignac number, because 149532293 - 2⁸ = 149532037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149532203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74766146 + 74766147.

It is an arithmetic number, because the mean of its divisors is an integer number (74766147).

Almost surely, 2^149532293 is an apocalyptic number.

It is an amenable number.

149532293 is a deficient number, since it is larger than the sum of its proper divisors (1).

149532293 is an equidigital number, since it uses as much as digits as its factorization.

149532293 is an evil number, because the sum of its binary digits is even.

The product of its digits is 58320, while the sum is 38.

The square root of 149532293 is about 12228.3397483060. The cubic root of 149532293 is about 530.7764731270.

The spelling of 149532293 in words is "one hundred forty-nine million, five hundred thirty-two thousand, two hundred ninety-three".