145828847 has 2 divisors, whose sum is σ = 145828848. Its totient is φ = 145828846.

The previous prime is 145828829. The next prime is 145828883. The reversal of 145828847 is 748828541.

It is a weak prime.

It is an emirp because it is prime and its reverse (748828541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 145828847 - 2¹² = 145824751 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145828897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72914423 + 72914424.

It is an arithmetic number, because the mean of its divisors is an integer number (72914424).

Almost surely, 2^145828847 is an apocalyptic number.

145828847 is a deficient number, since it is larger than the sum of its proper divisors (1).

145828847 is an equidigital number, since it uses as much as digits as its factorization.

145828847 is an evil number, because the sum of its binary digits is even.

The product of its digits is 573440, while the sum is 47.

The square root of 145828847 is about 12075.9615352153. The cubic root of 145828847 is about 526.3579021694.

The spelling of 145828847 in words is "one hundred forty-five million, eight hundred twenty-eight thousand, eight hundred forty-seven".