146613 has 4 divisors (see below), whose sum is σ = 195488. Its totient is φ = 97740.

The previous prime is 146609. The next prime is 146617. The reversal of 146613 is 316641.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (146609) and next prime (146617).

It is not a de Polignac number, because 146613 - 2² = 146609 is a prime.

It is a D-number.

It is a Duffinian number.

146613 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 146613.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24433 + ... + 24438.

It is an arithmetic number, because the mean of its divisors is an integer number (48872).

2¹⁴⁶⁶¹³ is an apocalyptic number.

It is an amenable number.

146613 is a deficient number, since it is larger than the sum of its proper divisors (48875).

146613 is an equidigital number, since it uses as much as digits as its factorization.

146613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48874.

The product of its digits is 432, while the sum is 21.

The square root of 146613 is about 382.9007704354. The cubic root of 146613 is about 52.7299662624.

It can be divided in two parts, 146 and 613, that multiplied together give a palindrome (89498).

The spelling of 146613 in words is "one hundred forty-six thousand, six hundred thirteen".