5124929561 has 8 divisors (see below), whose sum is σ = 5310609480. Its totient is φ = 4939846912.

The previous prime is 5124929549. The next prime is 5124929609. The reversal of 5124929561 is 1659294215.

It can be written as a sum of positive squares in 4 ways, for example, as 1816379161 + 3308550400 = 42619^2 + 57520^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5124929561 - 2¹⁸ = 5124667417 is a prime.

It is a super-3 number, since 3×5124929561³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5124919561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131810 + ... + 166203.

It is an arithmetic number, because the mean of its divisors is an integer number (663826185).

Almost surely, 2^5124929561 is an apocalyptic number.

It is an amenable number.

5124929561 is a deficient number, since it is larger than the sum of its proper divisors (185679919).

5124929561 is a wasteful number, since it uses less digits than its factorization.

5124929561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298635.

The product of its digits is 194400, while the sum is 44.

The square root of 5124929561 is about 71588.6133473753. The cubic root of 5124929561 is about 1724.1007213267.

The spelling of 5124929561 in words is "five billion, one hundred twenty-four million, nine hundred twenty-nine thousand, five hundred sixty-one".