7463671081 has 2 divisors, whose sum is σ = 7463671082. Its totient is φ = 7463671080.

The previous prime is 7463671079. The next prime is 7463671091. The reversal of 7463671081 is 1801763647.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5014905856 + 2448765225 = 70816^2 + 49485^2 .

It is a cyclic number.

It is not a de Polignac number, because 7463671081 - 2¹ = 7463671079 is a prime.

It is a super-2 number, since 2×7463671081² (a number of 21 digits) contains 22 as substring.

Together with 7463671079, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (7463671021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3731835540 + 3731835541.

It is an arithmetic number, because the mean of its divisors is an integer number (3731835541).

Almost surely, 2^7463671081 is an apocalyptic number.

It is an amenable number.

7463671081 is a deficient number, since it is larger than the sum of its proper divisors (1).

7463671081 is an equidigital number, since it uses as much as digits as its factorization.

7463671081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 169344, while the sum is 43.

The square root of 7463671081 is about 86392.5406560080. The cubic root of 7463671081 is about 1954.2681946922.

The spelling of 7463671081 in words is "seven billion, four hundred sixty-three million, six hundred seventy-one thousand, eighty-one".