51013006 has 8 divisors (see below), whose sum is σ = 83475864. Its totient is φ = 23187720.

The previous prime is 51012961. The next prime is 51013033. The reversal of 51013006 is 60031015.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1159365 + ... + 1159408.

It is an arithmetic number, because the mean of its divisors is an integer number (10434483).

Almost surely, 2^51013006 is an apocalyptic number.

51013006 is a deficient number, since it is larger than the sum of its proper divisors (32462858).

51013006 is a wasteful number, since it uses less digits than its factorization.

51013006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2318786.

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 51013006 is about 7142.3389726335. The cubic root of 51013006 is about 370.8744983241.

Subtracting 51013006 from its reverse (60031015), we obtain a square (9018009 = 3003²).

The spelling of 51013006 in words is "fifty-one million, thirteen thousand, six".