2183540377 has 2 divisors, whose sum is σ = 2183540378. Its totient is φ = 2183540376.

The previous prime is 2183540369. The next prime is 2183540383. The reversal of 2183540377 is 7730453812.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1387115536 + 796424841 = 37244^2 + 28221^2 .

It is a cyclic number.

It is not a de Polignac number, because 2183540377 - 2³ = 2183540369 is a prime.

It is not a weakly prime, because it can be changed into another prime (2183540347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1091770188 + 1091770189.

It is an arithmetic number, because the mean of its divisors is an integer number (1091770189).

Almost surely, 2^2183540377 is an apocalyptic number.

It is an amenable number.

2183540377 is a deficient number, since it is larger than the sum of its proper divisors (1).

2183540377 is an equidigital number, since it uses as much as digits as its factorization.

2183540377 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 40.

The square root of 2183540377 is about 46728.3680113055. The cubic root of 2183540377 is about 1297.3398021460.

The spelling of 2183540377 in words is "two billion, one hundred eighty-three million, five hundred forty thousand, three hundred seventy-seven".