10521652237 has 2 divisors, whose sum is σ = 10521652238. Its totient is φ = 10521652236.

The previous prime is 10521652187. The next prime is 10521652303. The reversal of 10521652237 is 73225612501.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9740505636 + 781146601 = 98694^2 + 27949^2 .

It is an emirp because it is prime and its reverse (73225612501) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10521652237 - 2⁷ = 10521652109 is a prime.

It is a super-2 number, since 2×10521652237² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10521652837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5260826118 + 5260826119.

It is an arithmetic number, because the mean of its divisors is an integer number (5260826119).

Almost surely, 2^10521652237 is an apocalyptic number.

It is an amenable number.

10521652237 is a deficient number, since it is larger than the sum of its proper divisors (1).

10521652237 is an equidigital number, since it uses as much as digits as its factorization.

10521652237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25200, while the sum is 34.

The spelling of 10521652237 in words is "ten billion, five hundred twenty-one million, six hundred fifty-two thousand, two hundred thirty-seven".