149051 has 8 divisors (see below), whose sum is σ = 172800. Its totient is φ = 125928.

The previous prime is 149033. The next prime is 149053. The reversal of 149051 is 150941.

149051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 149051 - 2¹⁴ = 132667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (149053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 650 + ... + 848.

It is an arithmetic number, because the mean of its divisors is an integer number (21600).

2¹⁴⁹⁰⁵¹ is an apocalyptic number.

149051 is a deficient number, since it is larger than the sum of its proper divisors (23749).

149051 is a wasteful number, since it uses less digits than its factorization.

149051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313.

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 149051 is about 386.0712369499. The cubic root of 149051 is about 53.0206398785.

Adding to 149051 its reverse (150941), we get a palindrome (299992).

The spelling of 149051 in words is "one hundred forty-nine thousand, fifty-one".