149332423 has 2 divisors, whose sum is σ = 149332424. Its totient is φ = 149332422.

The previous prime is 149332409. The next prime is 149332427. The reversal of 149332423 is 324233941.

149332423 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 is an emirp because it is prime and its reverse (324233941) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-149332423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149332427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74666211 + 74666212.

It is an arithmetic number, because the mean of its divisors is an integer number (74666212).

Almost surely, 2^149332423 is an apocalyptic number.

149332423 is a deficient number, since it is larger than the sum of its proper divisors (1).

149332423 is an equidigital number, since it uses as much as digits as its factorization.

149332423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 31.

The square root of 149332423 is about 12220.1646060927. The cubic root of 149332423 is about 530.5398829946.

The spelling of 149332423 in words is "one hundred forty-nine million, three hundred thirty-two thousand, four hundred twenty-three".