1202117 has 6 divisors (see below), whose sum is σ = 1398438. Its totient is φ = 1030344.

The previous prime is 1202107. The next prime is 1202129. The reversal of 1202117 is 7112021.

It can be written as a sum of positive squares in only one way, i.e., 682276 + 519841 = 826^2 + 721^2 .

It is not a de Polignac number, because 1202117 - 2¹⁸ = 939973 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 (1202107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12218 + ... + 12315.

It is an arithmetic number, because the mean of its divisors is an integer number (233073).

2^1202117 is an apocalyptic number.

It is an amenable number.

1202117 is a deficient number, since it is larger than the sum of its proper divisors (196321).

1202117 is an equidigital number, since it uses as much as digits as its factorization.

1202117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24547 (or 24540 counting only the distinct ones).

The product of its (nonzero) digits is 28, while the sum is 14.

The square root of 1202117 is about 1096.4109630973. The cubic root of 1202117 is about 106.3283104340.

Adding to 1202117 its reverse (7112021), we get a palindrome (8314138).

The spelling of 1202117 in words is "one million, two hundred two thousand, one hundred seventeen".