149097 has 8 divisors (see below), whose sum is σ = 214144. Its totient is φ = 91728.

The previous prime is 149087. The next prime is 149099. The reversal of 149097 is 790941.

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

It is not a de Polignac number, because 149097 - 2⁶ = 149033 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (149099) 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, 1873 + ... + 1950.

It is an arithmetic number, because the mean of its divisors is an integer number (26768).

2¹⁴⁹⁰⁹⁷ is an apocalyptic number.

It is an amenable number.

149097 is a deficient number, since it is larger than the sum of its proper divisors (65047).

149097 is a wasteful number, since it uses less digits than its factorization.

149097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3839.

The product of its (nonzero) digits is 2268, while the sum is 30.

The square root of 149097 is about 386.1308068518. The cubic root of 149097 is about 53.0260937133.

The spelling of 149097 in words is "one hundred forty-nine thousand, ninety-seven".