5541933161 has 2 divisors, whose sum is σ = 5541933162. Its totient is φ = 5541933160.

The previous prime is 5541933121. The next prime is 5541933169. The reversal of 5541933161 is 1613391455.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5541909136 + 24025 = 74444^2 + 155^2 .

It is a cyclic number.

It is not a de Polignac number, because 5541933161 - 2⁶ = 5541933097 is a prime.

It is not a weakly prime, because it can be changed into another prime (5541933169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2770966580 + 2770966581.

It is an arithmetic number, because the mean of its divisors is an integer number (2770966581).

Almost surely, 2^5541933161 is an apocalyptic number.

It is an amenable number.

5541933161 is a deficient number, since it is larger than the sum of its proper divisors (1).

5541933161 is an equidigital number, since it uses as much as digits as its factorization.

5541933161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48600, while the sum is 38.

The square root of 5541933161 is about 74444.1613627288. The cubic root of 5541933161 is about 1769.6488350762.

The spelling of 5541933161 in words is "five billion, five hundred forty-one million, nine hundred thirty-three thousand, one hundred sixty-one".