124135069 has 2 divisors, whose sum is σ = 124135070. Its totient is φ = 124135068.

The previous prime is 124135031. The next prime is 124135079. The reversal of 124135069 is 960531421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 85322169 + 38812900 = 9237^2 + 6230^2 .

It is an emirp because it is prime and its reverse (960531421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 124135069 - 2¹⁵ = 124102301 is a prime.

It is a super-2 number, since 2×124135069² = 30819030711269522, 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 124135069.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124135009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62067534 + 62067535.

It is an arithmetic number, because the mean of its divisors is an integer number (62067535).

Almost surely, 2^124135069 is an apocalyptic number.

It is an amenable number.

124135069 is a deficient number, since it is larger than the sum of its proper divisors (1).

124135069 is an equidigital number, since it uses as much as digits as its factorization.

124135069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 124135069 is about 11141.5918521547. The cubic root of 124135069 is about 498.8440884630.

The spelling of 124135069 in words is "one hundred twenty-four million, one hundred thirty-five thousand, sixty-nine".