124704669 has 16 divisors (see below), whose sum is σ = 172307520. Its totient is φ = 80129280.

The previous prime is 124704647. The next prime is 124704691. The reversal of 124704669 is 966407421.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (124704647) and next prime (124704691).

It is not a de Polignac number, because 124704669 - 2¹⁷ = 124573597 is a prime.

It is a super-2 number, since 2×124704669² = 31102508940799122, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124704169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75834 + ... + 77460.

It is an arithmetic number, because the mean of its divisors is an integer number (10769220).

Almost surely, 2^124704669 is an apocalyptic number.

It is an amenable number.

124704669 is a deficient number, since it is larger than the sum of its proper divisors (47602851).

124704669 is a wasteful number, since it uses less digits than its factorization.

124704669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2540.

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 124704669 is about 11167.1244732026. The cubic root of 124704669 is about 499.6059148087.

The spelling of 124704669 in words is "one hundred twenty-four million, seven hundred four thousand, six hundred sixty-nine".