148127769 has 6 divisors (see below), whose sum is σ = 213962346. Its totient is φ = 98751840.

The previous prime is 148127767. The next prime is 148127779. The reversal of 148127769 is 967721841.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 123476544 + 24651225 = 11112^2 + 4965^2 .

It is not a de Polignac number, because 148127769 - 2¹ = 148127767 is a prime.

It is a super-2 number, since 2×148127769² = 43883671897834722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (148127767) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8229312 + ... + 8229329.

It is an arithmetic number, because the mean of its divisors is an integer number (35660391).

Almost surely, 2^148127769 is an apocalyptic number.

It is an amenable number.

148127769 is a deficient number, since it is larger than the sum of its proper divisors (65834577).

148127769 is a wasteful number, since it uses less digits than its factorization.

148127769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16458647 (or 16458644 counting only the distinct ones).

The product of its digits is 169344, while the sum is 45.

The square root of 148127769 is about 12170.7752012762. The cubic root of 148127769 is about 529.1094204659.

The spelling of 148127769 in words is "one hundred forty-eight million, one hundred twenty-seven thousand, seven hundred sixty-nine".