51176413 has 2 divisors, whose sum is σ = 51176414. Its totient is φ = 51176412.

The previous prime is 51176401. The next prime is 51176417. The reversal of 51176413 is 31467115.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26594649 + 24581764 = 5157^2 + 4958^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51176413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51176417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25588206 + 25588207.

It is an arithmetic number, because the mean of its divisors is an integer number (25588207).

Almost surely, 2^51176413 is an apocalyptic number.

It is an amenable number.

51176413 is a deficient number, since it is larger than the sum of its proper divisors (1).

51176413 is an equidigital number, since it uses as much as digits as its factorization.

51176413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2520, while the sum is 28.

The square root of 51176413 is about 7153.7691464011. The cubic root of 51176413 is about 371.2700764952.

The spelling of 51176413 in words is "fifty-one million, one hundred seventy-six thousand, four hundred thirteen".