7255887943 has 2 divisors, whose sum is σ = 7255887944. Its totient is φ = 7255887942.

The previous prime is 7255887937. The next prime is 7255887949. The reversal of 7255887943 is 3497885527.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (7255887937) and next prime (7255887949).

It is a cyclic number.

It is not a de Polignac number, because 7255887943 - 2¹³ = 7255879751 is a prime.

It is the 85182-nd Hogben number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7255887949) by changing a digit.

It is a nontrivial repunit in base 85181.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3627943971 + 3627943972.

It is an arithmetic number, because the mean of its divisors is an integer number (3627943972).

Almost surely, 2^7255887943 is an apocalyptic number.

7255887943 is a deficient number, since it is larger than the sum of its proper divisors (1).

7255887943 is an equidigital number, since it uses as much as digits as its factorization.

7255887943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16934400, while the sum is 58.

The square root of 7255887943 is about 85181.5000044024. The cubic root of 7255887943 is about 1935.9621210935.

The spelling of 7255887943 in words is "seven billion, two hundred fifty-five million, eight hundred eighty-seven thousand, nine hundred forty-three".