148914443173 has 4 divisors (see below), whose sum is σ = 148920992460. Its totient is φ = 148907893888.

The previous prime is 148914443101. The next prime is 148914443177. The reversal of 148914443173 is 371344419841.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 96408387009 + 52506056164 = 310497^2 + 229142^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-148914443173 is a prime.

It is a super-2 number, since 2×148914443173² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148914443177) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3240418 + ... + 3286051.

It is an arithmetic number, because the mean of its divisors is an integer number (37230248115).

Almost surely, 2^148914443173 is an apocalyptic number.

It is an amenable number.

148914443173 is a deficient number, since it is larger than the sum of its proper divisors (6549287).

148914443173 is an equidigital number, since it uses as much as digits as its factorization.

148914443173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6549286.

The product of its digits is 1161216, while the sum is 49.

The spelling of 148914443173 in words is "one hundred forty-eight billion, nine hundred fourteen million, four hundred forty-three thousand, one hundred seventy-three".