7630786253 has 2 divisors, whose sum is σ = 7630786254. Its totient is φ = 7630786252.

The previous prime is 7630786169. The next prime is 7630786259. The reversal of 7630786253 is 3526870367.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7572828484 + 57957769 = 87022^2 + 7613^2 .

It is a cyclic number.

It is not a de Polignac number, because 7630786253 - 2²² = 7626591949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7630786198 and 7630786207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7630786259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3815393126 + 3815393127.

It is an arithmetic number, because the mean of its divisors is an integer number (3815393127).

Almost surely, 2^7630786253 is an apocalyptic number.

It is an amenable number.

7630786253 is a deficient number, since it is larger than the sum of its proper divisors (1).

7630786253 is an equidigital number, since it uses as much as digits as its factorization.

7630786253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1270080, while the sum is 47.

The square root of 7630786253 is about 87354.3716879699. The cubic root of 7630786253 is about 1968.7463360201.

The spelling of 7630786253 in words is "seven billion, six hundred thirty million, seven hundred eighty-six thousand, two hundred fifty-three".