2124605477 has 2 divisors, whose sum is σ = 2124605478. Its totient is φ = 2124605476.

The previous prime is 2124605467. The next prime is 2124605503. The reversal of 2124605477 is 7745064212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1233344161 + 891261316 = 35119^2 + 29854^2 .

It is a cyclic number.

It is not a de Polignac number, because 2124605477 - 2¹⁶ = 2124539941 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2124605477.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2124605467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1062302738 + 1062302739.

It is an arithmetic number, because the mean of its divisors is an integer number (1062302739).

Almost surely, 2^2124605477 is an apocalyptic number.

It is an amenable number.

2124605477 is a deficient number, since it is larger than the sum of its proper divisors (1).

2124605477 is an equidigital number, since it uses as much as digits as its factorization.

2124605477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 94080, while the sum is 38.

The square root of 2124605477 is about 46093.4428850786. The cubic root of 2124605477 is about 1285.5612272889.

Adding to 2124605477 its reverse (7745064212), we get a palindrome (9869669689).

The spelling of 2124605477 in words is "two billion, one hundred twenty-four million, six hundred five thousand, four hundred seventy-seven".