5061278617 has 2 divisors, whose sum is σ = 5061278618. Its totient is φ = 5061278616.

The previous prime is 5061278609. The next prime is 5061278687. The reversal of 5061278617 is 7168721605.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4987043161 + 74235456 = 70619^2 + 8616^2 .

It is a cyclic number.

It is not a de Polignac number, because 5061278617 - 2³ = 5061278609 is a prime.

It is a super-3 number, since 3×5061278617³ (a number of 30 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (5061278687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2530639308 + 2530639309.

It is an arithmetic number, because the mean of its divisors is an integer number (2530639309).

Almost surely, 2^5061278617 is an apocalyptic number.

It is an amenable number.

5061278617 is a deficient number, since it is larger than the sum of its proper divisors (1).

5061278617 is an equidigital number, since it uses as much as digits as its factorization.

5061278617 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 141120, while the sum is 43.

The square root of 5061278617 is about 71142.6638312061. The cubic root of 5061278617 is about 1716.9332653639.

The spelling of 5061278617 in words is "five billion, sixty-one million, two hundred seventy-eight thousand, six hundred seventeen".