145810459 has 2 divisors, whose sum is σ = 145810460. Its totient is φ = 145810458.

The previous prime is 145810439. The next prime is 145810471. The reversal of 145810459 is 954018541.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 145810459 - 2⁷ = 145810331 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (145810429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72905229 + 72905230.

It is an arithmetic number, because the mean of its divisors is an integer number (72905230).

Almost surely, 2^145810459 is an apocalyptic number.

145810459 is a deficient number, since it is larger than the sum of its proper divisors (1).

145810459 is an equidigital number, since it uses as much as digits as its factorization.

145810459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 37.

The square root of 145810459 is about 12075.2001639724. The cubic root of 145810459 is about 526.3357778867.

The spelling of 145810459 in words is "one hundred forty-five million, eight hundred ten thousand, four hundred fifty-nine".