149065345 has 32 divisors (see below), whose sum is σ = 212010624. Its totient is φ = 100013760.

The previous prime is 149065321. The next prime is 149065351. The reversal of 149065345 is 543560941.

It is not a de Polignac number, because 149065345 - 2⁵ = 149065313 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 85654 + ... + 87376.

It is an arithmetic number, because the mean of its divisors is an integer number (6625332).

Almost surely, 2^149065345 is an apocalyptic number.

It is an amenable number.

149065345 is a deficient number, since it is larger than the sum of its proper divisors (62945279).

149065345 is a wasteful number, since it uses less digits than its factorization.

149065345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1774 (or 1752 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 149065345 is about 12209.2319578260. The cubic root of 149065345 is about 530.2234076544.

The spelling of 149065345 in words is "one hundred forty-nine million, sixty-five thousand, three hundred forty-five".