5254561061 has 4 divisors (see below), whose sum is σ = 5255253900. Its totient is φ = 5253868224.

The previous prime is 5254561051. The next prime is 5254561099. The reversal of 5254561061 is 1601654525.

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 4929444100 + 325116961 = 70210^2 + 18031^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5254561061 is a prime.

It is a super-2 number, since 2×5254561061² = 55220823887554891442, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5254561021) 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, 334916 + ... + 350253.

It is an arithmetic number, because the mean of its divisors is an integer number (1313813475).

Almost surely, 2^5254561061 is an apocalyptic number.

It is an amenable number.

5254561061 is a deficient number, since it is larger than the sum of its proper divisors (692839).

5254561061 is an equidigital number, since it uses as much as digits as its factorization.

5254561061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 692838.

The product of its (nonzero) digits is 36000, while the sum is 35.

The square root of 5254561061 is about 72488.3512090046. The cubic root of 5254561061 is about 1738.5164900780.

The spelling of 5254561061 in words is "five billion, two hundred fifty-four million, five hundred sixty-one thousand, sixty-one".