148828769 has 2 divisors, whose sum is σ = 148828770. Its totient is φ = 148828768.

The previous prime is 148828759. The next prime is 148828781. The reversal of 148828769 is 967828841.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 119071744 + 29757025 = 10912^2 + 5455^2 .

It is a cyclic number.

It is not a de Polignac number, because 148828769 - 2⁸ = 148828513 is a prime.

It is a super-2 number, since 2×148828769² = 44300004964110722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 148828769.

It is not a weakly prime, because it can be changed into another prime (148828759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74414384 + 74414385.

It is an arithmetic number, because the mean of its divisors is an integer number (74414385).

Almost surely, 2^148828769 is an apocalyptic number.

It is an amenable number.

148828769 is a deficient number, since it is larger than the sum of its proper divisors (1).

148828769 is an equidigital number, since it uses as much as digits as its factorization.

148828769 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1548288, while the sum is 53.

The square root of 148828769 is about 12199.5397044315. The cubic root of 148828769 is about 529.9427599272.

The spelling of 148828769 in words is "one hundred forty-eight million, eight hundred twenty-eight thousand, seven hundred sixty-nine".