148763289 has 8 divisors (see below), whose sum is σ = 198781312. Its totient is φ = 98960400.

The previous prime is 148763267. The next prime is 148763291. The reversal of 148763289 is 982367841.

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

It is not a de Polignac number, because 148763289 - 2⁷ = 148763161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (148763299) 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, 52162 + ... + 54939.

It is an arithmetic number, because the mean of its divisors is an integer number (24847664).

Almost surely, 2^148763289 is an apocalyptic number.

It is an amenable number.

148763289 is a deficient number, since it is larger than the sum of its proper divisors (50018023).

148763289 is a wasteful number, since it uses less digits than its factorization.

148763289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107567.

The product of its digits is 580608, while the sum is 48.

The square root of 148763289 is about 12196.8557013683. The cubic root of 148763289 is about 529.8650291174.

The spelling of 148763289 in words is "one hundred forty-eight million, seven hundred sixty-three thousand, two hundred eighty-nine".