10162521 has 6 divisors (see below), whose sum is σ = 14679210. Its totient is φ = 6775008.

The previous prime is 10162507. The next prime is 10162553. The reversal of 10162521 is 12526101.

It can be written as a sum of positive squares in only one way, i.e., 6702921 + 3459600 = 2589^2 + 1860^2 .

It is not a de Polignac number, because 10162521 - 2⁵ = 10162489 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10162494 and 10162503.

It is not an unprimeable number, because it can be changed into a prime (10162501) 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 in 5 ways as a sum of consecutive naturals, for example, 564576 + ... + 564593.

It is an arithmetic number, because the mean of its divisors is an integer number (2446535).

Almost surely, 2^10162521 is an apocalyptic number.

It is an amenable number.

10162521 is a deficient number, since it is larger than the sum of its proper divisors (4516689).

10162521 is a wasteful number, since it uses less digits than its factorization.

10162521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1129175 (or 1129172 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 10162521 is about 3187.8709195951. The cubic root of 10162521 is about 216.6043389426.

Adding to 10162521 its reverse (12526101), we get a palindrome (22688622).

The spelling of 10162521 in words is "ten million, one hundred sixty-two thousand, five hundred twenty-one".