148322687 has 2 divisors, whose sum is σ = 148322688. Its totient is φ = 148322686.

The previous prime is 148322663. The next prime is 148322689. The reversal of 148322687 is 786223841.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 148322687 - 2¹⁴ = 148306303 is a prime.

Together with 148322689, 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 (148322689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74161343 + 74161344.

It is an arithmetic number, because the mean of its divisors is an integer number (74161344).

Almost surely, 2^148322687 is an apocalyptic number.

148322687 is a deficient number, since it is larger than the sum of its proper divisors (1).

148322687 is an equidigital number, since it uses as much as digits as its factorization.

148322687 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129024, while the sum is 41.

The square root of 148322687 is about 12178.7801934348. The cubic root of 148322687 is about 529.3413998059.

The spelling of 148322687 in words is "one hundred forty-eight million, three hundred twenty-two thousand, six hundred eighty-seven".