51414467 has 4 divisors (see below), whose sum is σ = 55369440. Its totient is φ = 47459496.

The previous prime is 51414449. The next prime is 51414469. The reversal of 51414467 is 76441415.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 51414467 - 2⁶ = 51414403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51414469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1977467 + ... + 1977492.

It is an arithmetic number, because the mean of its divisors is an integer number (13842360).

Almost surely, 2^51414467 is an apocalyptic number.

51414467 is a deficient number, since it is larger than the sum of its proper divisors (3954973).

51414467 is a wasteful number, since it uses less digits than its factorization.

51414467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3954972.

The product of its digits is 13440, while the sum is 32.

The square root of 51414467 is about 7170.3882042746. The cubic root of 51414467 is about 371.8448571665.

The spelling of 51414467 in words is "fifty-one million, four hundred fourteen thousand, four hundred sixty-seven".