2047562497 has 2 divisors, whose sum is σ = 2047562498. Its totient is φ = 2047562496.

The previous prime is 2047562483. The next prime is 2047562513. The reversal of 2047562497 is 7942657402.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1245313521 + 802248976 = 35289^2 + 28324^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2047562497 is a prime.

It is not a weakly prime, because it can be changed into another prime (2047562437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1023781248 + 1023781249.

It is an arithmetic number, because the mean of its divisors is an integer number (1023781249).

Almost surely, 2^2047562497 is an apocalyptic number.

It is an amenable number.

2047562497 is a deficient number, since it is larger than the sum of its proper divisors (1).

2047562497 is an equidigital number, since it uses as much as digits as its factorization.

2047562497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 846720, while the sum is 46.

The square root of 2047562497 is about 45249.9999668508. Note that the first 4 decimals coincide. The cubic root of 2047562497 is about 1269.8304063946.

The spelling of 2047562497 in words is "two billion, forty-seven million, five hundred sixty-two thousand, four hundred ninety-seven".