553737161 has 2 divisors, whose sum is σ = 553737162. Its totient is φ = 553737160.

The previous prime is 553737137. The next prime is 553737179. The reversal of 553737161 is 161737355.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 550183936 + 3553225 = 23456^2 + 1885^2 .

It is a cyclic number.

It is not a de Polignac number, because 553737161 - 2¹⁴ = 553720777 is a prime.

It is not a weakly prime, because it can be changed into another prime (553737181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276868580 + 276868581.

It is an arithmetic number, because the mean of its divisors is an integer number (276868581).

Almost surely, 2^553737161 is an apocalyptic number.

It is an amenable number.

553737161 is a deficient number, since it is larger than the sum of its proper divisors (1).

553737161 is an equidigital number, since it uses as much as digits as its factorization.

553737161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 66150, while the sum is 38.

The square root of 553737161 is about 23531.6204499393. The cubic root of 553737161 is about 821.1728017774.

The spelling of 553737161 in words is "five hundred fifty-three million, seven hundred thirty-seven thousand, one hundred sixty-one".