51262051 has 2 divisors, whose sum is σ = 51262052. Its totient is φ = 51262050.

The previous prime is 51262039. The next prime is 51262069. The reversal of 51262051 is 15026215.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51262051 - 2¹⁹ = 50737763 is a prime.

It is not a weakly prime, because it can be changed into another prime (51265051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25631025 + 25631026.

It is an arithmetic number, because the mean of its divisors is an integer number (25631026).

Almost surely, 2^51262051 is an apocalyptic number.

51262051 is a deficient number, since it is larger than the sum of its proper divisors (1).

51262051 is an equidigital number, since it uses as much as digits as its factorization.

51262051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 51262051 is about 7159.7521605151. The cubic root of 51262051 is about 371.4770540615.

Adding to 51262051 its reverse (15026215), we get a palindrome (66288266).

The spelling of 51262051 in words is "fifty-one million, two hundred sixty-two thousand, fifty-one".