2047999937 has 2 divisors, whose sum is σ = 2047999938. Its totient is φ = 2047999936.

The previous prime is 2047999931. The next prime is 2047999939. The reversal of 2047999937 is 7399997402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1428537616 + 619462321 = 37796^2 + 24889^2 .

It is a cyclic number.

It is not a de Polignac number, because 2047999937 - 2¹⁸ = 2047737793 is a prime.

Together with 2047999939, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2047999931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1023999968 + 1023999969.

It is an arithmetic number, because the mean of its divisors is an integer number (1023999969).

Almost surely, 2^2047999937 is an apocalyptic number.

It is an amenable number.

2047999937 is a deficient number, since it is larger than the sum of its proper divisors (1).

2047999937 is an equidigital number, since it uses as much as digits as its factorization.

2047999937 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7715736, while the sum is 59.

The square root of 2047999937 is about 45254.8332998808. The cubic root of 2047999937 is about 1269.9208285529.

The spelling of 2047999937 in words is "two billion, forty-seven million, nine hundred ninety-nine thousand, nine hundred thirty-seven".