148851317 has 2 divisors, whose sum is σ = 148851318. Its totient is φ = 148851316.

The previous prime is 148851293. The next prime is 148851319. The reversal of 148851317 is 713158841.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 113401201 + 35450116 = 10649^2 + 5954^2 .

It is a cyclic number.

It is not a de Polignac number, because 148851317 - 2⁸ = 148851061 is a prime.

Together with 148851319, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148851319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74425658 + 74425659.

It is an arithmetic number, because the mean of its divisors is an integer number (74425659).

Almost surely, 2^148851317 is an apocalyptic number.

It is an amenable number.

148851317 is a deficient number, since it is larger than the sum of its proper divisors (1).

148851317 is an equidigital number, since it uses as much as digits as its factorization.

148851317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26880, while the sum is 38.

The square root of 148851317 is about 12200.4638026593. The cubic root of 148851317 is about 529.9695212092.

The spelling of 148851317 in words is "one hundred forty-eight million, eight hundred fifty-one thousand, three hundred seventeen".