124403420587 has 2 divisors, whose sum is σ = 124403420588. Its totient is φ = 124403420586.

The previous prime is 124403420521. The next prime is 124403420591. The reversal of 124403420587 is 785024304421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 124403420587 - 2¹¹ = 124403418539 is a prime.

It is a super-2 number, since 2×124403420587² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (124403421587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62201710293 + 62201710294.

It is an arithmetic number, because the mean of its divisors is an integer number (62201710294).

Almost surely, 2^124403420587 is an apocalyptic number.

124403420587 is a deficient number, since it is larger than the sum of its proper divisors (1).

124403420587 is an equidigital number, since it uses as much as digits as its factorization.

124403420587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 215040, while the sum is 40.

It can be divided in two parts, 1244034 and 20587, that added together give a palindrome (1264621).

The spelling of 124403420587 in words is "one hundred twenty-four billion, four hundred three million, four hundred twenty thousand, five hundred eighty-seven".