10525111252 has 6 divisors (see below), whose sum is σ = 18418944698. Its totient is φ = 5262555624.

The previous prime is 10525111243. The next prime is 10525111273. The reversal of 10525111252 is 25211152501.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 8021710096 + 2503401156 = 89564^2 + 50034^2 .

It is a super-2 number, since 2×10525111252² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1315638903 + ... + 1315638910.

Almost surely, 2^10525111252 is an apocalyptic number.

It is an amenable number.

10525111252 is a deficient number, since it is larger than the sum of its proper divisors (7893833446).

10525111252 is a wasteful number, since it uses less digits than its factorization.

10525111252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2631277817 (or 2631277815 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 25.

Adding to 10525111252 its reverse (25211152501), we get a palindrome (35736263753).

The spelling of 10525111252 in words is "ten billion, five hundred twenty-five million, one hundred eleven thousand, two hundred fifty-two".