147965 has 8 divisors (see below), whose sum is σ = 179928. Its totient is φ = 116800.

The previous prime is 147949. The next prime is 147977. The reversal of 147965 is 569741.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 89401 + 58564 = 299^2 + 242^2 .

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

It is not a de Polignac number, because 147965 - 2⁴ = 147949 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 147965.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 359 + ... + 651.

It is an arithmetic number, because the mean of its divisors is an integer number (22491).

2¹⁴⁷⁹⁶⁵ is an apocalyptic number.

It is an amenable number.

147965 is a deficient number, since it is larger than the sum of its proper divisors (31963).

147965 is a wasteful number, since it uses less digits than its factorization.

147965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399.

The product of its digits is 7560, while the sum is 32.

The square root of 147965 is about 384.6621894598. The cubic root of 147965 is about 52.8915546902.

The spelling of 147965 in words is "one hundred forty-seven thousand, nine hundred sixty-five".