2905101247 has 2 divisors, whose sum is σ = 2905101248. Its totient is φ = 2905101246.

The previous prime is 2905101217. The next prime is 2905101317. The reversal of 2905101247 is 7421015092.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2905101247 is a prime.

It is a super-2 number, since 2×2905101247² = 16879226510641910018, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2905101217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1452550623 + 1452550624.

It is an arithmetic number, because the mean of its divisors is an integer number (1452550624).

Almost surely, 2^2905101247 is an apocalyptic number.

2905101247 is a deficient number, since it is larger than the sum of its proper divisors (1).

2905101247 is an equidigital number, since it uses as much as digits as its factorization.

2905101247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 2905101247 is about 53898.9911501134. The cubic root of 2905101247 is about 1426.8788180651.

The spelling of 2905101247 in words is "two billion, nine hundred five million, one hundred one thousand, two hundred forty-seven".