51162067 has 6 divisors (see below), whose sum is σ = 56236124. Its totient is φ = 46510860.

The previous prime is 51162053. The next prime is 51162073. The reversal of 51162067 is 76026115.

It is not a de Polignac number, because 51162067 - 2⁷ = 51161939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51162037) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 211293 + ... + 211534.

Almost surely, 2^51162067 is an apocalyptic number.

51162067 is a deficient number, since it is larger than the sum of its proper divisors (5074057).

51162067 is a wasteful number, since it uses less digits than its factorization.

51162067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422849 (or 422838 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 51162067 is about 7152.7663879089. The cubic root of 51162067 is about 371.2353812259.

The spelling of 51162067 in words is "fifty-one million, one hundred sixty-two thousand, sixty-seven".