149094923 has 2 divisors, whose sum is σ = 149094924. Its totient is φ = 149094922.

The previous prime is 149094859. The next prime is 149094929. The reversal of 149094923 is 329490941.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 149094923 - 2⁶ = 149094859 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not a weakly prime, because it can be changed into another prime (149094929) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74547461 + 74547462.

It is an arithmetic number, because the mean of its divisors is an integer number (74547462).

Almost surely, 2^149094923 is an apocalyptic number.

149094923 is a deficient number, since it is larger than the sum of its proper divisors (1).

149094923 is an equidigital number, since it uses as much as digits as its factorization.

149094923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 41.

The square root of 149094923 is about 12210.4431942497. The cubic root of 149094923 is about 530.2584748499.

The spelling of 149094923 in words is "one hundred forty-nine million, ninety-four thousand, nine hundred twenty-three".