148583789 has 2 divisors, whose sum is σ = 148583790. Its totient is φ = 148583788.

The previous prime is 148583719. The next prime is 148583803. The reversal of 148583789 is 987385841.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 147428164 + 1155625 = 12142^2 + 1075^2 .

It is a cyclic number.

It is not a de Polignac number, because 148583789 - 2¹² = 148579693 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 148583789.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148583719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74291894 + 74291895.

It is an arithmetic number, because the mean of its divisors is an integer number (74291895).

Almost surely, 2^148583789 is an apocalyptic number.

It is an amenable number.

148583789 is a deficient number, since it is larger than the sum of its proper divisors (1).

148583789 is an equidigital number, since it uses as much as digits as its factorization.

148583789 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1935360, while the sum is 53.

The square root of 148583789 is about 12189.4950264562. The cubic root of 148583789 is about 529.6518289991.

The spelling of 148583789 in words is "one hundred forty-eight million, five hundred eighty-three thousand, seven hundred eighty-nine".