145712867 has 2 divisors, whose sum is σ = 145712868. Its totient is φ = 145712866.

The previous prime is 145712863. The next prime is 145712923. The reversal of 145712867 is 768217541.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 145712867 - 2² = 145712863 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (145712863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72856433 + 72856434.

It is an arithmetic number, because the mean of its divisors is an integer number (72856434).

Almost surely, 2^145712867 is an apocalyptic number.

145712867 is a deficient number, since it is larger than the sum of its proper divisors (1).

145712867 is an equidigital number, since it uses as much as digits as its factorization.

145712867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 94080, while the sum is 41.

The square root of 145712867 is about 12071.1584779589. The cubic root of 145712867 is about 526.2183248915.

The spelling of 145712867 in words is "one hundred forty-five million, seven hundred twelve thousand, eight hundred sixty-seven".