2270748947 has 2 divisors, whose sum is σ = 2270748948. Its totient is φ = 2270748946.

The previous prime is 2270748913. The next prime is 2270749057. The reversal of 2270748947 is 7498470722.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2270748947 - 2²⁸ = 2002313491 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2270748895 and 2270748904.

It is not a weakly prime, because it can be changed into another prime (2270768947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1135374473 + 1135374474.

It is an arithmetic number, because the mean of its divisors is an integer number (1135374474).

Almost surely, 2^2270748947 is an apocalyptic number.

2270748947 is a deficient number, since it is larger than the sum of its proper divisors (1).

2270748947 is an equidigital number, since it uses as much as digits as its factorization.

2270748947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1580544, while the sum is 50.

The square root of 2270748947 is about 47652.3760897607. The cubic root of 2270748947 is about 1314.3863506639.

The spelling of 2270748947 in words is "two billion, two hundred seventy million, seven hundred forty-eight thousand, nine hundred forty-seven".