148137673 has 2 divisors, whose sum is σ = 148137674. Its totient is φ = 148137672.

The previous prime is 148137637. The next prime is 148137679. The reversal of 148137673 is 376731841.

Together with previous prime (148137637) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 145274809 + 2862864 = 12053^2 + 1692^2 .

It is an emirp because it is prime and its reverse (376731841) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-148137673 is a prime.

It is not a weakly prime, because it can be changed into another prime (148137679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74068836 + 74068837.

It is an arithmetic number, because the mean of its divisors is an integer number (74068837).

Almost surely, 2^148137673 is an apocalyptic number.

It is an amenable number.

148137673 is a deficient number, since it is larger than the sum of its proper divisors (1).

148137673 is an equidigital number, since it uses as much as digits as its factorization.

148137673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 84672, while the sum is 40.

The square root of 148137673 is about 12171.1820707769. The cubic root of 148137673 is about 529.1212124996.

The spelling of 148137673 in words is "one hundred forty-eight million, one hundred thirty-seven thousand, six hundred seventy-three".