51498053 has 2 divisors, whose sum is σ = 51498054. Its totient is φ = 51498052.

The previous prime is 51498019. The next prime is 51498061. The reversal of 51498053 is 35089415.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46471489 + 5026564 = 6817^2 + 2242^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51498053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51498353) 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, 25749026 + 25749027.

It is an arithmetic number, because the mean of its divisors is an integer number (25749027).

Almost surely, 2^51498053 is an apocalyptic number.

It is an amenable number.

51498053 is a deficient number, since it is larger than the sum of its proper divisors (1).

51498053 is an equidigital number, since it uses as much as digits as its factorization.

51498053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 51498053 is about 7176.2143920036. The cubic root of 51498053 is about 372.0462544134.

The spelling of 51498053 in words is "fifty-one million, four hundred ninety-eight thousand, fifty-three".