52051451 has 2 divisors, whose sum is σ = 52051452. Its totient is φ = 52051450.

The previous prime is 52051411. The next prime is 52051477. The reversal of 52051451 is 15415025.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52051451 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (52051411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26025725 + 26025726.

It is an arithmetic number, because the mean of its divisors is an integer number (26025726).

Almost surely, 2^52051451 is an apocalyptic number.

52051451 is a deficient number, since it is larger than the sum of its proper divisors (1).

52051451 is an equidigital number, since it uses as much as digits as its factorization.

52051451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 52051451 is about 7214.6691538836. The cubic root of 52051451 is about 373.3741785845.

Adding to 52051451 its reverse (15415025), we get a palindrome (67466476).

The spelling of 52051451 in words is "fifty-two million, fifty-one thousand, four hundred fifty-one".