145967 has 2 divisors, whose sum is σ = 145968. Its totient is φ = 145966.

The previous prime is 145963. The next prime is 145969. The reversal of 145967 is 769541.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (769541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 145967 - 2² = 145963 is a prime.

Together with 145969, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72983 + 72984.

It is an arithmetic number, because the mean of its divisors is an integer number (72984).

2¹⁴⁵⁹⁶⁷ is an apocalyptic number.

145967 is a deficient number, since it is larger than the sum of its proper divisors (1).

145967 is an equidigital number, since it uses as much as digits as its factorization.

145967 is an evil number, because the sum of its binary digits is even.

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

The square root of 145967 is about 382.0562785769. The cubic root of 145967 is about 52.6524067217.

It can be divided in two parts, 14 and 5967, that multiplied together give a palindrome (83538).

The spelling of 145967 in words is "one hundred forty-five thousand, nine hundred sixty-seven".