51196017 has 4 divisors (see below), whose sum is σ = 68261360. Its totient is φ = 34130676.

The previous prime is 51196009. The next prime is 51196069. The reversal of 51196017 is 71069115.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 51196017 - 2³ = 51196009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51196087) 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 in 3 ways as a sum of consecutive naturals, for example, 8532667 + ... + 8532672.

It is an arithmetic number, because the mean of its divisors is an integer number (17065340).

Almost surely, 2^51196017 is an apocalyptic number.

It is an amenable number.

51196017 is a deficient number, since it is larger than the sum of its proper divisors (17065343).

51196017 is a wasteful number, since it uses less digits than its factorization.

51196017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17065342.

The product of its (nonzero) digits is 1890, while the sum is 30.

The square root of 51196017 is about 7155.1392020002. The cubic root of 51196017 is about 371.3174775600.

The spelling of 51196017 in words is "fifty-one million, one hundred ninety-six thousand, seventeen".