2087669357 has 2 divisors, whose sum is σ = 2087669358. Its totient is φ = 2087669356.

The previous prime is 2087669347. The next prime is 2087669383. The reversal of 2087669357 is 7539667802.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2000415076 + 87254281 = 44726^2 + 9341^2 .

It is a cyclic number.

It is not a de Polignac number, because 2087669357 - 2⁴ = 2087669341 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2087669299 and 2087669308.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2087669347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1043834678 + 1043834679.

It is an arithmetic number, because the mean of its divisors is an integer number (1043834679).

Almost surely, 2^2087669357 is an apocalyptic number.

It is an amenable number.

2087669357 is a deficient number, since it is larger than the sum of its proper divisors (1).

2087669357 is an equidigital number, since it uses as much as digits as its factorization.

2087669357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3810240, while the sum is 53.

The square root of 2087669357 is about 45691.0205292025. The cubic root of 2087669357 is about 1278.0678362033.

The spelling of 2087669357 in words is "two billion, eighty-seven million, six hundred sixty-nine thousand, three hundred fifty-seven".