525311044 has 6 divisors (see below), whose sum is σ = 919294334. Its totient is φ = 262655520.

The previous prime is 525311041. The next prime is 525311063. The reversal of 525311044 is 440113525.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 517016644 + 8294400 = 22738^2 + 2880^2 .

It is not an unprimeable number, because it can be changed into a prime (525311041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65663877 + ... + 65663884.

Almost surely, 2^525311044 is an apocalyptic number.

It is an amenable number.

525311044 is a deficient number, since it is larger than the sum of its proper divisors (393983290).

525311044 is a wasteful number, since it uses less digits than its factorization.

525311044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131327765 (or 131327763 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 525311044 is about 22919.6650062779. The cubic root of 525311044 is about 806.8736081626.

Adding to 525311044 its reverse (440113525), we get a palindrome (965424569).

The spelling of 525311044 in words is "five hundred twenty-five million, three hundred eleven thousand, forty-four".