4581695957 has 2 divisors, whose sum is σ = 4581695958. Its totient is φ = 4581695956.

The previous prime is 4581695953. The next prime is 4581696017. The reversal of 4581695957 is 7595961854.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4570976881 + 10719076 = 67609^2 + 3274^2 .

It is a cyclic number.

It is not a de Polignac number, because 4581695957 - 2² = 4581695953 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4581695896 and 4581695905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4581695953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2290847978 + 2290847979.

It is an arithmetic number, because the mean of its divisors is an integer number (2290847979).

Almost surely, 2^4581695957 is an apocalyptic number.

It is an amenable number.

4581695957 is a deficient number, since it is larger than the sum of its proper divisors (1).

4581695957 is an equidigital number, since it uses as much as digits as its factorization.

4581695957 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13608000, while the sum is 59.

The square root of 4581695957 is about 67688.2261327626. The cubic root of 4581695957 is about 1660.8946593864.

The spelling of 4581695957 in words is "four billion, five hundred eighty-one million, six hundred ninety-five thousand, nine hundred fifty-seven".