5140551287 has 2 divisors, whose sum is σ = 5140551288. Its totient is φ = 5140551286.

The previous prime is 5140551209. The next prime is 5140551331. The reversal of 5140551287 is 7821550415.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5140551287 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5140551287.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5140553287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2570275643 + 2570275644.

It is an arithmetic number, because the mean of its divisors is an integer number (2570275644).

Almost surely, 2^5140551287 is an apocalyptic number.

5140551287 is a deficient number, since it is larger than the sum of its proper divisors (1).

5140551287 is an equidigital number, since it uses as much as digits as its factorization.

5140551287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56000, while the sum is 38.

The square root of 5140551287 is about 71697.6379457510. The cubic root of 5140551287 is about 1725.8507362282.

The spelling of 5140551287 in words is "five billion, one hundred forty million, five hundred fifty-one thousand, two hundred eighty-seven".