149734329 has 4 divisors (see below), whose sum is σ = 199645776. Its totient is φ = 99822884.

The previous prime is 149734313. The next prime is 149734331. The reversal of 149734329 is 923437941.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 149734329 - 2⁴ = 149734313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (149734349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24955719 + ... + 24955724.

It is an arithmetic number, because the mean of its divisors is an integer number (49911444).

Almost surely, 2^149734329 is an apocalyptic number.

It is an amenable number.

149734329 is a deficient number, since it is larger than the sum of its proper divisors (49911447).

149734329 is an equidigital number, since it uses as much as digits as its factorization.

149734329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49911446.

The product of its digits is 163296, while the sum is 42.

The square root of 149734329 is about 12236.5979340665. The cubic root of 149734329 is about 531.0154130318.

The spelling of 149734329 in words is "one hundred forty-nine million, seven hundred thirty-four thousand, three hundred twenty-nine".