117047051 has 12 divisors (see below), whose sum is σ = 128918496. Its totient is φ = 106188720.

The previous prime is 117047033. The next prime is 117047053. The reversal of 117047051 is 150740711.

It is not a de Polignac number, because 117047051 - 2¹⁸ = 116784907 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 117047051.

It is not an unprimeable number, because it can be changed into a prime (117047053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 105566 + ... + 106668.

It is an arithmetic number, because the mean of its divisors is an integer number (10743208).

Almost surely, 2^117047051 is an apocalyptic number.

117047051 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

117047051 is a deficient number, since it is larger than the sum of its proper divisors (11871445).

117047051 is a wasteful number, since it uses less digits than its factorization.

117047051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2002 (or 1991 counting only the distinct ones).

The product of its (nonzero) digits is 980, while the sum is 26.

The square root of 117047051 is about 10818.8285410205. The cubic root of 117047051 is about 489.1628785942.

Adding to 117047051 its reverse (150740711), we get a palindrome (267787762).

The spelling of 117047051 in words is "one hundred seventeen million, forty-seven thousand, fifty-one".