149828093 has 2 divisors, whose sum is σ = 149828094. Its totient is φ = 149828092.

The previous prime is 149828069. The next prime is 149828101. The reversal of 149828093 is 390828941.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 145974724 + 3853369 = 12082^2 + 1963^2 .

It is a cyclic number.

It is not a de Polignac number, because 149828093 - 2²⁰ = 148779517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149828593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74914046 + 74914047.

It is an arithmetic number, because the mean of its divisors is an integer number (74914047).

Almost surely, 2^149828093 is an apocalyptic number.

It is an amenable number.

149828093 is a deficient number, since it is larger than the sum of its proper divisors (1).

149828093 is an equidigital number, since it uses as much as digits as its factorization.

149828093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 124416, while the sum is 44.

The square root of 149828093 is about 12240.4286281159. The cubic root of 149828093 is about 531.1262309501.

The spelling of 149828093 in words is "one hundred forty-nine million, eight hundred twenty-eight thousand, ninety-three".