51104265 has 16 divisors (see below), whose sum is σ = 81857088. Its totient is φ = 27225536.

The previous prime is 51104257. The next prime is 51104267. The reversal of 51104265 is 56240115.

It is a cyclic number.

It is not a de Polignac number, because 51104265 - 2³ = 51104257 is a prime.

It is a super-2 number, since 2×51104265² = 5223291802380450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (51104267) 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 15 ways as a sum of consecutive naturals, for example, 21727 + ... + 23963.

It is an arithmetic number, because the mean of its divisors is an integer number (5116068).

Almost surely, 2^51104265 is an apocalyptic number.

It is an amenable number.

51104265 is a deficient number, since it is larger than the sum of its proper divisors (30752823).

51104265 is a wasteful number, since it uses less digits than its factorization.

51104265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3768.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 51104265 is about 7148.7247114433. The cubic root of 51104265 is about 371.0955234833.

The spelling of 51104265 in words is "fifty-one million, one hundred four thousand, two hundred sixty-five".