1047002101 has 2 divisors, whose sum is σ = 1047002102. Its totient is φ = 1047002100.

The previous prime is 1047002093. The next prime is 1047002119. The reversal of 1047002101 is 1012007401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1043936100 + 3066001 = 32310^2 + 1751^2 .

It is a cyclic number.

It is not a de Polignac number, because 1047002101 - 2³ = 1047002093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1047002191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 523501050 + 523501051.

It is an arithmetic number, because the mean of its divisors is an integer number (523501051).

Almost surely, 2^1047002101 is an apocalyptic number.

It is an amenable number.

1047002101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1047002101 is an equidigital number, since it uses as much as digits as its factorization.

1047002101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 16.

The square root of 1047002101 is about 32357.4118402569. The cubic root of 1047002101 is about 1015.4281161311.

Adding to 1047002101 its reverse (1012007401), we get a palindrome (2059009502).

The spelling of 1047002101 in words is "one billion, forty-seven million, two thousand, one hundred one".