2087687233 has 2 divisors, whose sum is σ = 2087687234. Its totient is φ = 2087687232.

The previous prime is 2087687221. The next prime is 2087687243. The reversal of 2087687233 is 3327867802.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1580221504 + 507465729 = 39752^2 + 22527^2 .

It is a cyclic number.

It is not a de Polignac number, because 2087687233 - 2⁵ = 2087687201 is a prime.

It is not a weakly prime, because it can be changed into another prime (2087687243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1043843616 + 1043843617.

It is an arithmetic number, because the mean of its divisors is an integer number (1043843617).

Almost surely, 2^2087687233 is an apocalyptic number.

It is an amenable number.

2087687233 is a deficient number, since it is larger than the sum of its proper divisors (1).

2087687233 is an equidigital number, since it uses as much as digits as its factorization.

2087687233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 677376, while the sum is 46.

The square root of 2087687233 is about 45691.2161470889. The cubic root of 2087687233 is about 1278.0714840791.

The spelling of 2087687233 in words is "two billion, eighty-seven million, six hundred eighty-seven thousand, two hundred thirty-three".