7346279881 has 2 divisors, whose sum is σ = 7346279882. Its totient is φ = 7346279880.

The previous prime is 7346279873. The next prime is 7346279893. The reversal of 7346279881 is 1889726437.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4786425856 + 2559854025 = 69184^2 + 50595^2 .

It is a cyclic number.

It is not a de Polignac number, because 7346279881 - 2³ = 7346279873 is a prime.

It is a super-2 number, since 2×7346279881² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7346279851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3673139940 + 3673139941.

It is an arithmetic number, because the mean of its divisors is an integer number (3673139941).

Almost surely, 2^7346279881 is an apocalyptic number.

It is an amenable number.

7346279881 is a deficient number, since it is larger than the sum of its proper divisors (1).

7346279881 is an equidigital number, since it uses as much as digits as its factorization.

7346279881 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4064256, while the sum is 55.

The square root of 7346279881 is about 85710.4420767972. The cubic root of 7346279881 is about 1943.9682018238.

The spelling of 7346279881 in words is "seven billion, three hundred forty-six million, two hundred seventy-nine thousand, eight hundred eighty-one".