149786093 has 2 divisors, whose sum is σ = 149786094. Its totient is φ = 149786092.

The previous prime is 149786083. The next prime is 149786107. The reversal of 149786093 is 390687941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101163364 + 48622729 = 10058^2 + 6973^2 .

It is a cyclic number.

It is not a de Polignac number, because 149786093 - 2⁶ = 149786029 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149786083) by changing a digit.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74893046 + 74893047.

It is an arithmetic number, because the mean of its divisors is an integer number (74893047).

Almost surely, 2^149786093 is an apocalyptic number.

It is an amenable number.

149786093 is a deficient number, since it is larger than the sum of its proper divisors (1).

149786093 is an equidigital number, since it uses as much as digits as its factorization.

149786093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 326592, while the sum is 47.

The square root of 149786093 is about 12238.7128816718. The cubic root of 149786093 is about 531.0765976537.

The spelling of 149786093 in words is "one hundred forty-nine million, seven hundred eighty-six thousand, ninety-three".