875772461 has 2 divisors, whose sum is σ = 875772462. Its totient is φ = 875772460.

The previous prime is 875772439. The next prime is 875772481. The reversal of 875772461 is 164277578.

It is a happy number.

875772461 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 740166436 + 135606025 = 27206^2 + 11645^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-875772461 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (875772481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 437886230 + 437886231.

It is an arithmetic number, because the mean of its divisors is an integer number (437886231).

Almost surely, 2^875772461 is an apocalyptic number.

It is an amenable number.

875772461 is a deficient number, since it is larger than the sum of its proper divisors (1).

875772461 is an equidigital number, since it uses as much as digits as its factorization.

875772461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 658560, while the sum is 47.

The square root of 875772461 is about 29593.4530090694. The cubic root of 875772461 is about 956.7469685507.

It can be divided in two parts, 8757 and 72461, that added together give a palindrome (81218).

The spelling of 875772461 in words is "eight hundred seventy-five million, seven hundred seventy-two thousand, four hundred sixty-one".