1202402017 has 2 divisors, whose sum is σ = 1202402018. Its totient is φ = 1202402016.

The previous prime is 1202402011. The next prime is 1202402029. The reversal of 1202402017 is 7102042021.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 960008256 + 242393761 = 30984^2 + 15569^2 .

It is an emirp because it is prime and its reverse (7102042021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1202402017 - 2¹⁵ = 1202369249 is a prime.

It is a super-2 number, since 2×1202402017² = 2891541220971336578, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1202401985 and 1202402003.

It is not a weakly prime, because it can be changed into another prime (1202402011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601201008 + 601201009.

It is an arithmetic number, because the mean of its divisors is an integer number (601201009).

Almost surely, 2^1202402017 is an apocalyptic number.

It is an amenable number.

1202402017 is a deficient number, since it is larger than the sum of its proper divisors (1).

1202402017 is an equidigital number, since it uses as much as digits as its factorization.

1202402017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 19.

The square root of 1202402017 is about 34675.6689481256. The cubic root of 1202402017 is about 1063.3671310512.

Adding to 1202402017 its reverse (7102042021), we get a palindrome (8304444038).

The spelling of 1202402017 in words is "one billion, two hundred two million, four hundred two thousand, seventeen".