51114009 has 16 divisors (see below), whose sum is σ = 74055680. Its totient is φ = 31240080.

The previous prime is 51113989. The next prime is 51114023. The reversal of 51114009 is 90041115.

It is not a de Polignac number, because 51114009 - 2²³ = 42725401 is a prime.

It is a super-2 number, since 2×51114009² = 5225283832104162, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (51114109) 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, 12697 + ... + 16230.

It is an arithmetic number, because the mean of its divisors is an integer number (4628480).

Almost surely, 2^51114009 is an apocalyptic number.

It is an amenable number.

51114009 is a deficient number, since it is larger than the sum of its proper divisors (22941671).

51114009 is a wasteful number, since it uses less digits than its factorization.

51114009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28980.

The product of its (nonzero) digits is 180, while the sum is 21.

The square root of 51114009 is about 7149.4061991189. The cubic root of 51114009 is about 371.1191074574.

The spelling of 51114009 in words is "fifty-one million, one hundred fourteen thousand, nine".