146997 has 6 divisors (see below), whose sum is σ = 212342. Its totient is φ = 97992.

The previous prime is 146989. The next prime is 147011. The reversal of 146997 is 799641.

It can be written as a sum of positive squares in only one way, i.e., 93636 + 53361 = 306^2 + 231^2 .

It is not a de Polignac number, because 146997 - 2³ = 146989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146917) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8158 + ... + 8175.

2¹⁴⁶⁹⁹⁷ is an apocalyptic number.

It is an amenable number.

146997 is a deficient number, since it is larger than the sum of its proper divisors (65345).

146997 is a wasteful number, since it uses less digits than its factorization.

146997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16339 (or 16336 counting only the distinct ones).

The product of its digits is 13608, while the sum is 36.

The square root of 146997 is about 383.4018779297. The cubic root of 146997 is about 52.7759618540.

It can be divided in two parts, 14699 and 7, that added together give a triangular number (14706 = T₁₇₁).

The spelling of 146997 in words is "one hundred forty-six thousand, nine hundred ninety-seven".