51073103 has 2 divisors, whose sum is σ = 51073104. Its totient is φ = 51073102.

The previous prime is 51073097. The next prime is 51073129. The reversal of 51073103 is 30137015.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51073103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51073153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25536551 + 25536552.

It is an arithmetic number, because the mean of its divisors is an integer number (25536552).

Almost surely, 2^51073103 is an apocalyptic number.

51073103 is a deficient number, since it is larger than the sum of its proper divisors (1).

51073103 is an equidigital number, since it uses as much as digits as its factorization.

51073103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 315, while the sum is 20.

The square root of 51073103 is about 7146.5448294963. The cubic root of 51073103 is about 371.0200801390.

The spelling of 51073103 in words is "fifty-one million, seventy-three thousand, one hundred three".