51933103 has 4 divisors (see below), whose sum is σ = 54191088. Its totient is φ = 49675120.

The previous prime is 51933097. The next prime is 51933127. The reversal of 51933103 is 30133915.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 51933103 - 2⁵ = 51933071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51933173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1128958 + ... + 1129003.

It is an arithmetic number, because the mean of its divisors is an integer number (13547772).

Almost surely, 2^51933103 is an apocalyptic number.

51933103 is a deficient number, since it is larger than the sum of its proper divisors (2257985).

51933103 is a wasteful number, since it uses less digits than its factorization.

51933103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2257984.

The product of its (nonzero) digits is 1215, while the sum is 25.

The square root of 51933103 is about 7206.4625857629. The cubic root of 51933103 is about 373.0909868671.

The spelling of 51933103 in words is "fifty-one million, nine hundred thirty-three thousand, one hundred three".