1641008107 has 2 divisors, whose sum is σ = 1641008108. Its totient is φ = 1641008106.

The previous prime is 1641008069. The next prime is 1641008137. The reversal of 1641008107 is 7018001461.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1641008107 - 2²⁷ = 1506790379 is a prime.

It is not a weakly prime, because it can be changed into another prime (1641008137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 820504053 + 820504054.

It is an arithmetic number, because the mean of its divisors is an integer number (820504054).

Almost surely, 2^1641008107 is an apocalyptic number.

1641008107 is a deficient number, since it is larger than the sum of its proper divisors (1).

1641008107 is an equidigital number, since it uses as much as digits as its factorization.

1641008107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 28.

The square root of 1641008107 is about 40509.3582644801. The cubic root of 1641008107 is about 1179.5152914435.

Adding to 1641008107 its reverse (7018001461), we get a palindrome (8659009568).

The spelling of 1641008107 in words is "one billion, six hundred forty-one million, eight thousand, one hundred seven".