5109678929 has 2 divisors, whose sum is σ = 5109678930. Its totient is φ = 5109678928.

The previous prime is 5109678907. The next prime is 5109679031. The reversal of 5109678929 is 9298769015.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5100816400 + 8862529 = 71420^2 + 2977^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5109678929 is a prime.

It is a super-2 number, since 2×5109678929² = 52217637514933174082, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5109678529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2554839464 + 2554839465.

It is an arithmetic number, because the mean of its divisors is an integer number (2554839465).

Almost surely, 2^5109678929 is an apocalyptic number.

It is an amenable number.

5109678929 is a deficient number, since it is larger than the sum of its proper divisors (1).

5109678929 is an equidigital number, since it uses as much as digits as its factorization.

5109678929 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2449440, while the sum is 56.

The square root of 5109678929 is about 71482.0182213681. The cubic root of 5109678929 is about 1722.3888441313.

The spelling of 5109678929 in words is "five billion, one hundred nine million, six hundred seventy-eight thousand, nine hundred twenty-nine".