148428783 has 12 divisors (see below), whose sum is σ = 217335040. Its totient is φ = 97596576.

The previous prime is 148428781. The next prime is 148428823. The reversal of 148428783 is 387824841.

148428783 is a `hidden beast` number, since 148 + 428 + 7 + 83 = 666.

It is not a de Polignac number, because 148428783 - 2¹ = 148428781 is a prime.

It is a super-2 number, since 2×148428783² = 44062207245722178, which 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 (148428781) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 112303 + ... + 113616.

Almost surely, 2^148428783 is an apocalyptic number.

148428783 is a deficient number, since it is larger than the sum of its proper divisors (68906257).

148428783 is a wasteful number, since it uses less digits than its factorization.

148428783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225998 (or 225995 counting only the distinct ones).

The product of its digits is 344064, while the sum is 45.

The square root of 148428783 is about 12183.1351876272. The cubic root of 148428783 is about 529.4675832888.

The spelling of 148428783 in words is "one hundred forty-eight million, four hundred twenty-eight thousand, seven hundred eighty-three".