607520161 has 2 divisors, whose sum is σ = 607520162. Its totient is φ = 607520160.

The previous prime is 607520153. The next prime is 607520171. The reversal of 607520161 is 161025706.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 554885136 + 52635025 = 23556^2 + 7255^2 .

It is a cyclic number.

It is not a de Polignac number, because 607520161 - 2³ = 607520153 is a prime.

It is not a weakly prime, because it can be changed into another prime (607520171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 303760080 + 303760081.

It is an arithmetic number, because the mean of its divisors is an integer number (303760081).

Almost surely, 2^607520161 is an apocalyptic number.

It is an amenable number.

607520161 is a deficient number, since it is larger than the sum of its proper divisors (1).

607520161 is an equidigital number, since it uses as much as digits as its factorization.

607520161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 607520161 is about 24647.9240708016. The cubic root of 607520161 is about 846.9417948905.

Adding to 607520161 its reverse (161025706), we get a palindrome (768545867).

The spelling of 607520161 in words is "six hundred seven million, five hundred twenty thousand, one hundred sixty-one".