145267 has 2 divisors, whose sum is σ = 145268. Its totient is φ = 145266.

The previous prime is 145259. The next prime is 145283. The reversal of 145267 is 762541.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 145267 - 2³ = 145259 is a prime.

It is a super-2 number, since 2×145267² = 42205002578, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (145207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72633 + 72634.

It is an arithmetic number, because the mean of its divisors is an integer number (72634).

2¹⁴⁵²⁶⁷ is an apocalyptic number.

145267 is a deficient number, since it is larger than the sum of its proper divisors (1).

145267 is an equidigital number, since it uses as much as digits as its factorization.

145267 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1680, while the sum is 25.

The square root of 145267 is about 381.1390822259. The cubic root of 145267 is about 52.5681051127.

The spelling of 145267 in words is "one hundred forty-five thousand, two hundred sixty-seven".