51114999 has 16 divisors (see below), whose sum is σ = 73779552. Its totient is φ = 31291008.

The previous prime is 51114983. The next prime is 51115049. The reversal of 51114999 is 99941115.

It is not a de Polignac number, because 51114999 - 2⁴ = 51114983 is a prime.

It is a super-2 number, since 2×51114999² = 5225486245540002, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51114979) 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, 4357 + ... + 11009.

It is an arithmetic number, because the mean of its divisors is an integer number (4611222).

Almost surely, 2^51114999 is an apocalyptic number.

51114999 is a deficient number, since it is larger than the sum of its proper divisors (22664553).

51114999 is a wasteful number, since it uses less digits than its factorization.

51114999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6866.

The product of its digits is 14580, while the sum is 39.

The square root of 51114999 is about 7149.4754353029. The cubic root of 51114999 is about 371.1215034447.

The spelling of 51114999 in words is "fifty-one million, one hundred fourteen thousand, nine hundred ninety-nine".