2041971587 has 2 divisors, whose sum is σ = 2041971588. Its totient is φ = 2041971586.

The previous prime is 2041971583. The next prime is 2041971593. The reversal of 2041971587 is 7851791402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2041971587 - 2² = 2041971583 is a prime.

It is not a weakly prime, because it can be changed into another prime (2041971583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020985793 + 1020985794.

It is an arithmetic number, because the mean of its divisors is an integer number (1020985794).

Almost surely, 2^2041971587 is an apocalyptic number.

2041971587 is a deficient number, since it is larger than the sum of its proper divisors (1).

2041971587 is an equidigital number, since it uses as much as digits as its factorization.

2041971587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 141120, while the sum is 44.

The square root of 2041971587 is about 45188.1797265612. The cubic root of 2041971587 is about 1268.6735871474.

It can be divided in two parts, 204 and 1971587, that added together give a palindrome (1971791).

The spelling of 2041971587 in words is "two billion, forty-one million, nine hundred seventy-one thousand, five hundred eighty-seven".