149073 has 16 divisors (see below), whose sum is σ = 218880. Its totient is φ = 89856.

The previous prime is 149069. The next prime is 149077. The reversal of 149073 is 370941.

It is an interprime number because it is at equal distance from previous prime (149069) and next prime (149077).

It is not a de Polignac number, because 149073 - 2² = 149069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1848 + ... + 1926.

It is an arithmetic number, because the mean of its divisors is an integer number (13680).

2¹⁴⁹⁰⁷³ is an apocalyptic number.

It is an amenable number.

149073 is a deficient number, since it is larger than the sum of its proper divisors (69807).

149073 is a wasteful number, since it uses less digits than its factorization.

149073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136.

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 149073 is about 386.0997280496. The cubic root of 149073 is about 53.0232483743.

The spelling of 149073 in words is "one hundred forty-nine thousand, seventy-three".