51314547 has 16 divisors (see below), whose sum is σ = 70681248. Its totient is φ = 33096960.

The previous prime is 51314531. The next prime is 51314621. The reversal of 51314547 is 74541315.

It is not a de Polignac number, because 51314547 - 2⁴ = 51314531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51314507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9397 + ... + 13817.

It is an arithmetic number, because the mean of its divisors is an integer number (4417578).

Almost surely, 2^51314547 is an apocalyptic number.

51314547 is a deficient number, since it is larger than the sum of its proper divisors (19366701).

51314547 is a wasteful number, since it uses less digits than its factorization.

51314547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4550.

The product of its digits is 8400, while the sum is 30.

The square root of 51314547 is about 7163.4172711074. The cubic root of 51314547 is about 371.6038171414.

The spelling of 51314547 in words is "fifty-one million, three hundred fourteen thousand, five hundred forty-seven".