4637878253 has 2 divisors, whose sum is σ = 4637878254. Its totient is φ = 4637878252.

The previous prime is 4637878249. The next prime is 4637878291. The reversal of 4637878253 is 3528787364.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4448623204 + 189255049 = 66698^2 + 13757^2 .

It is a cyclic number.

It is not a de Polignac number, because 4637878253 - 2² = 4637878249 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4637878195 and 4637878204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4637878243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2318939126 + 2318939127.

It is an arithmetic number, because the mean of its divisors is an integer number (2318939127).

Almost surely, 2^4637878253 is an apocalyptic number.

It is an amenable number.

4637878253 is a deficient number, since it is larger than the sum of its proper divisors (1).

4637878253 is an equidigital number, since it uses as much as digits as its factorization.

4637878253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6773760, while the sum is 53.

The square root of 4637878253 is about 68101.9695236489. The cubic root of 4637878253 is about 1667.6559141885.

The spelling of 4637878253 in words is "four billion, six hundred thirty-seven million, eight hundred seventy-eight thousand, two hundred fifty-three".