52170451 has 2 divisors, whose sum is σ = 52170452. Its totient is φ = 52170450.

The previous prime is 52170403. The next prime is 52170473. The reversal of 52170451 is 15407125.

52170451 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52170451 - 2⁷ = 52170323 is a prime.

It is not a weakly prime, because it can be changed into another prime (52170401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26085225 + 26085226.

It is an arithmetic number, because the mean of its divisors is an integer number (26085226).

Almost surely, 2^52170451 is an apocalyptic number.

52170451 is a deficient number, since it is larger than the sum of its proper divisors (1).

52170451 is an equidigital number, since it uses as much as digits as its factorization.

52170451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1400, while the sum is 25.

The square root of 52170451 is about 7222.9115320624. The cubic root of 52170451 is about 373.6584979747.

Adding to 52170451 its reverse (15407125), we get a palindrome (67577576).

The spelling of 52170451 in words is "fifty-two million, one hundred seventy thousand, four hundred fifty-one".