7345981651 has 2 divisors, whose sum is σ = 7345981652. Its totient is φ = 7345981650.

The previous prime is 7345981627. The next prime is 7345981691. The reversal of 7345981651 is 1561895437.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7345981651 - 2³¹ = 5198498003 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7345981595 and 7345981604.

It is not a weakly prime, because it can be changed into another prime (7345981691) 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, 3672990825 + 3672990826.

It is an arithmetic number, because the mean of its divisors is an integer number (3672990826).

Almost surely, 2^7345981651 is an apocalyptic number.

7345981651 is a deficient number, since it is larger than the sum of its proper divisors (1).

7345981651 is an equidigital number, since it uses as much as digits as its factorization.

7345981651 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 907200, while the sum is 49.

The square root of 7345981651 is about 85708.7023061253. The cubic root of 7345981651 is about 1943.9418956529.

The spelling of 7345981651 in words is "seven billion, three hundred forty-five million, nine hundred eighty-one thousand, six hundred fifty-one".