148366939 has 8 divisors (see below), whose sum is σ = 179536608. Its totient is φ = 119690880.

The previous prime is 148366931. The next prime is 148366957. The reversal of 148366939 is 939663841.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 148366939 - 2³ = 148366931 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 148366892 and 148366901.

It is not an unprimeable number, because it can be changed into a prime (148366931) 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 in 7 ways as a sum of consecutive naturals, for example, 623272 + ... + 623509.

It is an arithmetic number, because the mean of its divisors is an integer number (22442076).

Almost surely, 2^148366939 is an apocalyptic number.

148366939 is a deficient number, since it is larger than the sum of its proper divisors (31169669).

148366939 is a wasteful number, since it uses less digits than its factorization.

148366939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1246805.

The product of its digits is 839808, while the sum is 49.

The square root of 148366939 is about 12180.5968244582. The cubic root of 148366939 is about 529.3940374861.

The spelling of 148366939 in words is "one hundred forty-eight million, three hundred sixty-six thousand, nine hundred thirty-nine".