51156106103 has 8 divisors (see below), whose sum is σ = 53873494320. Its totient is φ = 48441214080.

The previous prime is 51156106073. The next prime is 51156106123. The reversal of 51156106103 is 30160165115.

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

It is a cyclic number.

It is not a de Polignac number, because 51156106103 - 2²² = 51151911799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51156106123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 581900 + ... + 664017.

It is an arithmetic number, because the mean of its divisors is an integer number (6734186790).

Almost surely, 2^51156106103 is an apocalyptic number.

51156106103 is a deficient number, since it is larger than the sum of its proper divisors (2717388217).

51156106103 is a wasteful number, since it uses less digits than its factorization.

51156106103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1248097.

The product of its (nonzero) digits is 2700, while the sum is 29.

The spelling of 51156106103 in words is "fifty-one billion, one hundred fifty-six million, one hundred six thousand, one hundred three".