2147738953 has 2 divisors, whose sum is σ = 2147738954. Its totient is φ = 2147738952.

The previous prime is 2147738947. The next prime is 2147739029. The reversal of 2147738953 is 3598377412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1867276944 + 280462009 = 43212^2 + 16747^2 .

It is a cyclic number.

It is not a de Polignac number, because 2147738953 - 2⁵ = 2147738921 is a prime.

It is a super-2 number, since 2×2147738953² = 9225565220467072418, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2147738897 and 2147738906.

It is not a weakly prime, because it can be changed into another prime (2147738053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1073869476 + 1073869477.

It is an arithmetic number, because the mean of its divisors is an integer number (1073869477).

Almost surely, 2^2147738953 is an apocalyptic number.

It is an amenable number.

2147738953 is a deficient number, since it is larger than the sum of its proper divisors (1).

2147738953 is an equidigital number, since it uses as much as digits as its factorization.

2147738953 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1270080, while the sum is 49.

The square root of 2147738953 is about 46343.7045670715. The cubic root of 2147738953 is about 1290.2102802051.

The spelling of 2147738953 in words is "two billion, one hundred forty-seven million, seven hundred thirty-eight thousand, nine hundred fifty-three".