51069467 has 2 divisors, whose sum is σ = 51069468. Its totient is φ = 51069466.

The previous prime is 51069463. The next prime is 51069503. The reversal of 51069467 is 76496015.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51069467 - 2² = 51069463 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 51069467.

It is not a weakly prime, because it can be changed into another prime (51069463) 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, 25534733 + 25534734.

It is an arithmetic number, because the mean of its divisors is an integer number (25534734).

Almost surely, 2^51069467 is an apocalyptic number.

51069467 is a deficient number, since it is larger than the sum of its proper divisors (1).

51069467 is an equidigital number, since it uses as much as digits as its factorization.

51069467 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 51069467 is about 7146.2904363033. The cubic root of 51069467 is about 371.0112753673.

The spelling of 51069467 in words is "fifty-one million, sixty-nine thousand, four hundred sixty-seven".