124477 has 2 divisors, whose sum is σ = 124478. Its totient is φ = 124476.

The previous prime is 124471. The next prime is 124489. The reversal of 124477 is 774421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 119716 + 4761 = 346^2 + 69^2 .

It is a cyclic number.

It is not a de Polignac number, because 124477 - 2⁷ = 124349 is a prime.

124477 is a lucky number.

It is a plaindrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62238 + 62239.

It is an arithmetic number, because the mean of its divisors is an integer number (62239).

2¹²⁴⁴⁷⁷ is an apocalyptic number.

It is an amenable number.

124477 is a deficient number, since it is larger than the sum of its proper divisors (1).

124477 is an equidigital number, since it uses as much as digits as its factorization.

124477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1568, while the sum is 25.

The square root of 124477 is about 352.8129816206. The cubic root of 124477 is about 49.9301691852.

Adding to 124477 its reverse (774421), we get a palindrome (898898).

It can be divided in two parts, 12 and 4477, that added together give a square (4489 = 67²).

The spelling of 124477 in words is "one hundred twenty-four thousand, four hundred seventy-seven", and thus it is an iban number.