148000817 has 2 divisors, whose sum is σ = 148000818. Its totient is φ = 148000816.

The previous prime is 148000813. The next prime is 148000843. The reversal of 148000817 is 718000841.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110166016 + 37834801 = 10496^2 + 6151^2 .

It is a cyclic number.

It is not a de Polignac number, because 148000817 - 2² = 148000813 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 148000817.

It is not a weakly prime, because it can be changed into another prime (148000813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74000408 + 74000409.

It is an arithmetic number, because the mean of its divisors is an integer number (74000409).

Almost surely, 2^148000817 is an apocalyptic number.

It is an amenable number.

148000817 is a deficient number, since it is larger than the sum of its proper divisors (1).

148000817 is an equidigital number, since it uses as much as digits as its factorization.

148000817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1792, while the sum is 29.

The square root of 148000817 is about 12165.5586390433. The cubic root of 148000817 is about 528.9582205966.

The spelling of 148000817 in words is "one hundred forty-eight million, eight hundred seventeen", and thus it is an aban number.