4172664953 has 2 divisors, whose sum is σ = 4172664954. Its totient is φ = 4172664952.

The previous prime is 4172664949. The next prime is 4172664989. The reversal of 4172664953 is 3594662714.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4159218064 + 13446889 = 64492^2 + 3667^2 .

It is a cyclic number.

It is not a de Polignac number, because 4172664953 - 2² = 4172664949 is a prime.

It is a super-2 number, since 2×4172664953² = 34822265619988984418, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4172664898 and 4172664907.

It is not a weakly prime, because it can be changed into another prime (4172664253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2086332476 + 2086332477.

It is an arithmetic number, because the mean of its divisors is an integer number (2086332477).

Almost surely, 2^4172664953 is an apocalyptic number.

It is an amenable number.

4172664953 is a deficient number, since it is larger than the sum of its proper divisors (1).

4172664953 is an equidigital number, since it uses as much as digits as its factorization.

4172664953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1088640, while the sum is 47.

The square root of 4172664953 is about 64596.1682532331. The cubic root of 4172664953 is about 1609.9207750067.

The spelling of 4172664953 in words is "four billion, one hundred seventy-two million, six hundred sixty-four thousand, nine hundred fifty-three".