51163011 has 12 divisors (see below), whose sum is σ = 73993192. Its totient is φ = 34066656.

The previous prime is 51162997. The next prime is 51163027. The reversal of 51163011 is 11036115.

51163011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 51163011 - 2⁷ = 51162883 is a prime.

It is a super-2 number, since 2×51163011² = 5235307389172242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51163031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5400 + ... + 11466.

Almost surely, 2^51163011 is an apocalyptic number.

51163011 is a deficient number, since it is larger than the sum of its proper divisors (22830181).

51163011 is a wasteful number, since it uses less digits than its factorization.

51163011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7010 (or 7007 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 18.

The square root of 51163011 is about 7152.8323760592. The cubic root of 51163011 is about 371.2376644543.

Adding to 51163011 its reverse (11036115), we get a palindrome (62199126).

The spelling of 51163011 in words is "fifty-one million, one hundred sixty-three thousand, eleven".