126965 has 8 divisors (see below), whose sum is σ = 155040. Its totient is φ = 99792.

The previous prime is 126961. The next prime is 126967. The reversal of 126965 is 569621.

126965 = 6² + 7² + ... + 72².

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

It is a cyclic number.

It is not a de Polignac number, because 126965 - 2² = 126961 is a prime.

It is a super-2 number, since 2×126965² = 32240222450, which contains 22 as substring.

It is a nialpdrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126961) 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, 146 + ... + 524.

It is an arithmetic number, because the mean of its divisors is an integer number (19380).

2¹²⁶⁹⁶⁵ is an apocalyptic number.

It is an amenable number.

126965 is a deficient number, since it is larger than the sum of its proper divisors (28075).

126965 is an equidigital number, since it uses as much as digits as its factorization.

126965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451.

The product of its digits is 3240, while the sum is 29.

The square root of 126965 is about 356.3214840562. The cubic root of 126965 is about 50.2606389856.

The spelling of 126965 in words is "one hundred twenty-six thousand, nine hundred sixty-five".