2043513377 has 2 divisors, whose sum is σ = 2043513378. Its totient is φ = 2043513376.

The previous prime is 2043513343. The next prime is 2043513379. The reversal of 2043513377 is 7733153402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2035453456 + 8059921 = 45116^2 + 2839^2 .

It is a cyclic number.

It is not a de Polignac number, because 2043513377 - 2⁶ = 2043513313 is a prime.

Together with 2043513379, 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 (2043513379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021756688 + 1021756689.

It is an arithmetic number, because the mean of its divisors is an integer number (1021756689).

Almost surely, 2^2043513377 is an apocalyptic number.

It is an amenable number.

2043513377 is a deficient number, since it is larger than the sum of its proper divisors (1).

2043513377 is an equidigital number, since it uses as much as digits as its factorization.

2043513377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52920, while the sum is 35.

The square root of 2043513377 is about 45205.2361679485. The cubic root of 2043513377 is about 1268.9928106810.

Adding to 2043513377 its reverse (7733153402), we get a palindrome (9776666779).

The spelling of 2043513377 in words is "two billion, forty-three million, five hundred thirteen thousand, three hundred seventy-seven".