148663389 has 8 divisors (see below), whose sum is σ = 226534720. Its totient is φ = 84950496.

The previous prime is 148663381. The next prime is 148663393. The reversal of 148663389 is 983366841.

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

It is not a de Polignac number, because 148663389 - 2³ = 148663381 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148663381) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3539584 + ... + 3539625.

It is an arithmetic number, because the mean of its divisors is an integer number (28316840).

Almost surely, 2^148663389 is an apocalyptic number.

It is an amenable number.

148663389 is a deficient number, since it is larger than the sum of its proper divisors (77871331).

148663389 is an equidigital number, since it uses as much as digits as its factorization.

148663389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7079219.

The product of its digits is 746496, while the sum is 48.

The square root of 148663389 is about 12192.7596958195. The cubic root of 148663389 is about 529.7463946296.

The spelling of 148663389 in words is "one hundred forty-eight million, six hundred sixty-three thousand, three hundred eighty-nine".