9712572011 has 2 divisors, whose sum is σ = 9712572012. Its totient is φ = 9712572010.

The previous prime is 9712571993. The next prime is 9712572029. The reversal of 9712572011 is 1102752179.

It is a balanced prime because it is at equal distance from previous prime (9712571993) and next prime (9712572029).

It is an emirp because it is prime and its reverse (1102752179) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9712572011 - 2¹⁴ = 9712555627 is a prime.

It is not a weakly prime, because it can be changed into another prime (9712572071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4856286005 + 4856286006.

It is an arithmetic number, because the mean of its divisors is an integer number (4856286006).

Almost surely, 2^9712572011 is an apocalyptic number.

9712572011 is a deficient number, since it is larger than the sum of its proper divisors (1).

9712572011 is an equidigital number, since it uses as much as digits as its factorization.

9712572011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8820, while the sum is 35.

The square root of 9712572011 is about 98552.3820665944. The cubic root of 9712572011 is about 2133.5922111433.

The spelling of 9712572011 in words is "nine billion, seven hundred twelve million, five hundred seventy-two thousand, eleven".