53526061 has 4 divisors (see below), whose sum is σ = 54056124. Its totient is φ = 52996000.

The previous prime is 53526017. The next prime is 53526073. The reversal of 53526061 is 16062535.

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 35928036 + 17598025 = 5994^2 + 4195^2 .

It is a cyclic number.

It is not a de Polignac number, because 53526061 - 2²³ = 45137453 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 (53526461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 264880 + ... + 265081.

It is an arithmetic number, because the mean of its divisors is an integer number (13514031).

Almost surely, 2^53526061 is an apocalyptic number.

It is an amenable number.

53526061 is a deficient number, since it is larger than the sum of its proper divisors (530063).

53526061 is a wasteful number, since it uses less digits than its factorization.

53526061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530062.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 53526061 is about 7316.1506955502. The cubic root of 53526061 is about 376.8672756884.

Adding to 53526061 its reverse (16062535), we get a palindrome (69588596).

The spelling of 53526061 in words is "fifty-three million, five hundred twenty-six thousand, sixty-one".