51112342 has 8 divisors (see below), whose sum is σ = 77004000. Its totient is φ = 25444344.

The previous prime is 51112339. The next prime is 51112367. The reversal of 51112342 is 24321115.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×51112342² = 5224943009449928, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55342 + ... + 56257.

It is an arithmetic number, because the mean of its divisors is an integer number (9625500).

Almost surely, 2^51112342 is an apocalyptic number.

51112342 is a deficient number, since it is larger than the sum of its proper divisors (25891658).

51112342 is a wasteful number, since it uses less digits than its factorization.

51112342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111830.

The product of its digits is 240, while the sum is 19.

The square root of 51112342 is about 7149.2896150597. The cubic root of 51112342 is about 371.1150729322.

Adding to 51112342 its reverse (24321115), we get a palindrome (75433457).

The spelling of 51112342 in words is "fifty-one million, one hundred twelve thousand, three hundred forty-two".