5106661487 has 2 divisors, whose sum is σ = 5106661488. Its totient is φ = 5106661486.

The previous prime is 5106661471. The next prime is 5106661529. The reversal of 5106661487 is 7841666015.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5106661487 - 2⁴ = 5106661471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5106661447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2553330743 + 2553330744.

It is an arithmetic number, because the mean of its divisors is an integer number (2553330744).

Almost surely, 2^5106661487 is an apocalyptic number.

5106661487 is a deficient number, since it is larger than the sum of its proper divisors (1).

5106661487 is an equidigital number, since it uses as much as digits as its factorization.

5106661487 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 241920, while the sum is 44.

The square root of 5106661487 is about 71460.9088033451. The cubic root of 5106661487 is about 1722.0497339908.

The spelling of 5106661487 in words is "five billion, one hundred six million, six hundred sixty-one thousand, four hundred eighty-seven".