51352051 has 2 divisors, whose sum is σ = 51352052. Its totient is φ = 51352050.

The previous prime is 51352043. The next prime is 51352111. The reversal of 51352051 is 15025315.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51352051 - 2³ = 51352043 is a prime.

It is not a weakly prime, because it can be changed into another prime (51352751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25676025 + 25676026.

It is an arithmetic number, because the mean of its divisors is an integer number (25676026).

Almost surely, 2^51352051 is an apocalyptic number.

51352051 is a deficient number, since it is larger than the sum of its proper divisors (1).

51352051 is an equidigital number, since it uses as much as digits as its factorization.

51352051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 51352051 is about 7166.0345380133. The cubic root of 51352051 is about 371.6943258209.

Adding to 51352051 its reverse (15025315), we get a palindrome (66377366).

The spelling of 51352051 in words is "fifty-one million, three hundred fifty-two thousand, fifty-one".