5601187129 has 2 divisors, whose sum is σ = 5601187130. Its totient is φ = 5601187128.

The previous prime is 5601187121. The next prime is 5601187177. The reversal of 5601187129 is 9217811065.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3748745529 + 1852441600 = 61227^2 + 43040^2 .

It is a cyclic number.

It is not a de Polignac number, because 5601187129 - 2³ = 5601187121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5601187091 and 5601187100.

It is not a weakly prime, because it can be changed into another prime (5601187121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2800593564 + 2800593565.

It is an arithmetic number, because the mean of its divisors is an integer number (2800593565).

Almost surely, 2^5601187129 is an apocalyptic number.

It is an amenable number.

5601187129 is a deficient number, since it is larger than the sum of its proper divisors (1).

5601187129 is an equidigital number, since it uses as much as digits as its factorization.

5601187129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 40.

The square root of 5601187129 is about 74841.0791544323. The cubic root of 5601187129 is about 1775.9334775467.

The spelling of 5601187129 in words is "five billion, six hundred one million, one hundred eighty-seven thousand, one hundred twenty-nine".