148777383 has 4 divisors (see below), whose sum is σ = 198369848. Its totient is φ = 99184920.

The previous prime is 148777381. The next prime is 148777403. The reversal of 148777383 is 383777841.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 383777841 = 3 ⋅127925947.

It is not a de Polignac number, because 148777383 - 2¹ = 148777381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148777381) 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, 24796228 + ... + 24796233.

It is an arithmetic number, because the mean of its divisors is an integer number (49592462).

Almost surely, 2^148777383 is an apocalyptic number.

148777383 is a deficient number, since it is larger than the sum of its proper divisors (49592465).

148777383 is an equidigital number, since it uses as much as digits as its factorization.

148777383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49592464.

The product of its digits is 790272, while the sum is 48.

The square root of 148777383 is about 12197.4334595439. The cubic root of 148777383 is about 529.8817619237.

The spelling of 148777383 in words is "one hundred forty-eight million, seven hundred seventy-seven thousand, three hundred eighty-three".