3111402001 has 2 divisors, whose sum is σ = 3111402002. Its totient is φ = 3111402000.

The previous prime is 3111401989. The next prime is 3111402023. The reversal of 3111402001 is 1002041113.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2519939601 + 591462400 = 50199^2 + 24320^2 .

It is an emirp because it is prime and its reverse (1002041113) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3111402001 - 2¹⁹ = 3110877713 is a prime.

It is not a weakly prime, because it can be changed into another prime (3111402071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1555701000 + 1555701001.

It is an arithmetic number, because the mean of its divisors is an integer number (1555701001).

Almost surely, 2^3111402001 is an apocalyptic number.

It is an amenable number.

3111402001 is a deficient number, since it is larger than the sum of its proper divisors (1).

3111402001 is an equidigital number, since it uses as much as digits as its factorization.

3111402001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 3111402001 is about 55779.9426407020. The cubic root of 3111402001 is about 1459.8852103721.

Adding to 3111402001 its reverse (1002041113), we get a palindrome (4113443114).

The spelling of 3111402001 in words is "three billion, one hundred eleven million, four hundred two thousand, one".