52465121 has 2 divisors, whose sum is σ = 52465122. Its totient is φ = 52465120.

The previous prime is 52465103. The next prime is 52465123. The reversal of 52465121 is 12156425.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44422225 + 8042896 = 6665^2 + 2836^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52465121 is a prime.

Together with 52465123, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (52465123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26232560 + 26232561.

It is an arithmetic number, because the mean of its divisors is an integer number (26232561).

Almost surely, 2^52465121 is an apocalyptic number.

It is an amenable number.

52465121 is a deficient number, since it is larger than the sum of its proper divisors (1).

52465121 is an equidigital number, since it uses as much as digits as its factorization.

52465121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2400, while the sum is 26.

The square root of 52465121 is about 7243.2810935377. The cubic root of 52465121 is about 374.3606789653.

The spelling of 52465121 in words is "fifty-two million, four hundred sixty-five thousand, one hundred twenty-one".