525413101 has 4 divisors (see below), whose sum is σ = 556319772. Its totient is φ = 494506432.

The previous prime is 525413089. The next prime is 525413111. The reversal of 525413101 is 101314525.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 457746025 + 67667076 = 21395^2 + 8226^2 .

It is a cyclic number.

It is not a de Polignac number, because 525413101 - 2⁷ = 525412973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525413111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15453310 + ... + 15453343.

It is an arithmetic number, because the mean of its divisors is an integer number (139079943).

Almost surely, 2^525413101 is an apocalyptic number.

It is an amenable number.

525413101 is a deficient number, since it is larger than the sum of its proper divisors (30906671).

525413101 is a wasteful number, since it uses less digits than its factorization.

525413101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30906670.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 525413101 is about 22921.8913050385. The cubic root of 525413101 is about 806.9258576939.

Adding to 525413101 its reverse (101314525), we get a palindrome (626727626).

The spelling of 525413101 in words is "five hundred twenty-five million, four hundred thirteen thousand, one hundred one".