51125348 has 6 divisors (see below), whose sum is σ = 89469366. Its totient is φ = 25562672.

The previous prime is 51125339. The next prime is 51125353. The reversal of 51125348 is 84352115.

It can be written as a sum of positive squares in only one way, i.e., 47914084 + 3211264 = 6922^2 + 1792^2 .

It is a super-2 number, since 2×51125348² = 5227602416242208, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 51125348.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6390665 + ... + 6390672.

It is an arithmetic number, because the mean of its divisors is an integer number (14911561).

Almost surely, 2^51125348 is an apocalyptic number.

It is an amenable number.

51125348 is a deficient number, since it is larger than the sum of its proper divisors (38344018).

51125348 is a wasteful number, since it uses less digits than its factorization.

51125348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12781341 (or 12781339 counting only the distinct ones).

The product of its digits is 4800, while the sum is 29.

The square root of 51125348 is about 7150.1991580655. The cubic root of 51125348 is about 371.1465481305.

The spelling of 51125348 in words is "fifty-one million, one hundred twenty-five thousand, three hundred forty-eight".