6254140279 has 2 divisors, whose sum is σ = 6254140280. Its totient is φ = 6254140278.

The previous prime is 6254140267. The next prime is 6254140313. The reversal of 6254140279 is 9720414526.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6254140279 - 2⁵ = 6254140247 is a prime.

It is a super-2 number, since 2×6254140279² = 78228541258820395682, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6254140219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3127070139 + 3127070140.

It is an arithmetic number, because the mean of its divisors is an integer number (3127070140).

Almost surely, 2^6254140279 is an apocalyptic number.

6254140279 is a deficient number, since it is larger than the sum of its proper divisors (1).

6254140279 is an equidigital number, since it uses as much as digits as its factorization.

6254140279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 6254140279 is about 79083.1225926240. The cubic root of 6254140279 is about 1842.4224040246.

The spelling of 6254140279 in words is "six billion, two hundred fifty-four million, one hundred forty thousand, two hundred seventy-nine".