145104559 has 2 divisors, whose sum is σ = 145104560. Its totient is φ = 145104558.

The previous prime is 145104523. The next prime is 145104587. The reversal of 145104559 is 955401541.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 145104559 - 2⁷ = 145104431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145104259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72552279 + 72552280.

It is an arithmetic number, because the mean of its divisors is an integer number (72552280).

Almost surely, 2^145104559 is an apocalyptic number.

145104559 is a deficient number, since it is larger than the sum of its proper divisors (1).

145104559 is an equidigital number, since it uses as much as digits as its factorization.

145104559 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18000, while the sum is 34.

The square root of 145104559 is about 12045.9353725645. The cubic root of 145104559 is about 525.4850350452.

The spelling of 145104559 in words is "one hundred forty-five million, one hundred four thousand, five hundred fifty-nine".