51260104 has 32 divisors (see below), whose sum is σ = 110073600. Its totient is φ = 21922560.

The previous prime is 51260101. The next prime is 51260107. The reversal of 51260104 is 40106215.

It is an interprime number because it is at equal distance from previous prime (51260101) and next prime (51260107).

It is not an unprimeable number, because it can be changed into a prime (51260101) 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 7 ways as a sum of consecutive naturals, for example, 48817 + ... + 49855.

It is an arithmetic number, because the mean of its divisors is an integer number (3439800).

Almost surely, 2^51260104 is an apocalyptic number.

It is an amenable number.

51260104 is an abundant number, since it is smaller than the sum of its proper divisors (58813496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51260104 is a wasteful number, since it uses less digits than its factorization.

51260104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1933 (or 1929 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 51260104 is about 7159.6161908303. The cubic root of 51260104 is about 371.4723509399.

Adding to 51260104 its reverse (40106215), we get a palindrome (91366319).

The spelling of 51260104 in words is "fifty-one million, two hundred sixty thousand, one hundred four".