7045877161 has 2 divisors, whose sum is σ = 7045877162. Its totient is φ = 7045877160.

The previous prime is 7045877143. The next prime is 7045877203. The reversal of 7045877161 is 1617785407.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6714819136 + 331058025 = 81944^2 + 18195^2 .

It is a cyclic number.

It is not a de Polignac number, because 7045877161 - 2¹¹ = 7045875113 is a prime.

It is not a weakly prime, because it can be changed into another prime (7045877131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3522938580 + 3522938581.

It is an arithmetic number, because the mean of its divisors is an integer number (3522938581).

Almost surely, 2^7045877161 is an apocalyptic number.

It is an amenable number.

7045877161 is a deficient number, since it is larger than the sum of its proper divisors (1).

7045877161 is an equidigital number, since it uses as much as digits as its factorization.

7045877161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 329280, while the sum is 46.

The square root of 7045877161 is about 83939.7233793393. The cubic root of 7045877161 is about 1917.1011267901.

The spelling of 7045877161 in words is "seven billion, forty-five million, eight hundred seventy-seven thousand, one hundred sixty-one".