51350001 has 8 divisors (see below), whose sum is σ = 69627360. Its totient is φ = 33652992.

The previous prime is 51349993. The next prime is 51350003. The reversal of 51350001 is 10005315.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 51350001 - 2³ = 51349993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51350003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144880 + ... + 145233.

It is an arithmetic number, because the mean of its divisors is an integer number (8703420).

Almost surely, 2^51350001 is an apocalyptic number.

It is an amenable number.

51350001 is a deficient number, since it is larger than the sum of its proper divisors (18277359).

51350001 is a wasteful number, since it uses less digits than its factorization.

51350001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290175.

The product of its (nonzero) digits is 75, while the sum is 15.

The square root of 51350001 is about 7165.8915007136. The cubic root of 51350001 is about 371.6893796796.

Adding to 51350001 its reverse (10005315), we get a palindrome (61355316).

The spelling of 51350001 in words is "fifty-one million, three hundred fifty thousand, one".