148155645971 has 2 divisors, whose sum is σ = 148155645972. Its totient is φ = 148155645970.

The previous prime is 148155645901. The next prime is 148155646003. The reversal of 148155645971 is 179546551841.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 148155645971 - 2³⁴ = 130975776787 is a prime.

It is not a weakly prime, because it can be changed into another prime (148155645901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74077822985 + 74077822986.

It is an arithmetic number, because the mean of its divisors is an integer number (74077822986).

Almost surely, 2^148155645971 is an apocalyptic number.

148155645971 is a deficient number, since it is larger than the sum of its proper divisors (1).

148155645971 is an equidigital number, since it uses as much as digits as its factorization.

148155645971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048000, while the sum is 56.

The spelling of 148155645971 in words is "one hundred forty-eight billion, one hundred fifty-five million, six hundred forty-five thousand, nine hundred seventy-one".