149354593 has 2 divisors, whose sum is σ = 149354594. Its totient is φ = 149354592.

The previous prime is 149354587. The next prime is 149354603. The reversal of 149354593 is 395453941.

It is a happy number.

149354593 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 145733184 + 3621409 = 12072^2 + 1903^2 .

It is a cyclic number.

It is not a de Polignac number, because 149354593 - 2⁹ = 149354081 is a prime.

It is not a weakly prime, because it can be changed into another prime (149351593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74677296 + 74677297.

It is an arithmetic number, because the mean of its divisors is an integer number (74677297).

Almost surely, 2^149354593 is an apocalyptic number.

It is an amenable number.

149354593 is a deficient number, since it is larger than the sum of its proper divisors (1).

149354593 is an equidigital number, since it uses as much as digits as its factorization.

149354593 is an evil number, because the sum of its binary digits is even.

The product of its digits is 291600, while the sum is 43.

The square root of 149354593 is about 12221.0716796851. The cubic root of 149354593 is about 530.5661364742.

The spelling of 149354593 in words is "one hundred forty-nine million, three hundred fifty-four thousand, five hundred ninety-three".