5274172081 has 2 divisors, whose sum is σ = 5274172082. Its totient is φ = 5274172080.

The previous prime is 5274172061. The next prime is 5274172097. The reversal of 5274172081 is 1802714725.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5264808481 + 9363600 = 72559^2 + 3060^2 .

It is a cyclic number.

It is not a de Polignac number, because 5274172081 - 2¹⁷ = 5274041009 is a prime.

It is a super-2 number, since 2×5274172081² = 55633782279999741122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5274172081.

It is not a weakly prime, because it can be changed into another prime (5274172061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2637086040 + 2637086041.

It is an arithmetic number, because the mean of its divisors is an integer number (2637086041).

Almost surely, 2^5274172081 is an apocalyptic number.

It is an amenable number.

5274172081 is a deficient number, since it is larger than the sum of its proper divisors (1).

5274172081 is an equidigital number, since it uses as much as digits as its factorization.

5274172081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31360, while the sum is 37.

The square root of 5274172081 is about 72623.4953785619. The cubic root of 5274172081 is about 1740.6766295449.

The spelling of 5274172081 in words is "five billion, two hundred seventy-four million, one hundred seventy-two thousand, eighty-one".