7245678371 has 2 divisors, whose sum is σ = 7245678372. Its totient is φ = 7245678370.

The previous prime is 7245678361. The next prime is 7245678373. The reversal of 7245678371 is 1738765427.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7245678371 is a prime.

Together with 7245678373, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (7245678373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3622839185 + 3622839186.

It is an arithmetic number, because the mean of its divisors is an integer number (3622839186).

Almost surely, 2^7245678371 is an apocalyptic number.

7245678371 is a deficient number, since it is larger than the sum of its proper divisors (1).

7245678371 is an equidigital number, since it uses as much as digits as its factorization.

7245678371 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1975680, while the sum is 50.

The square root of 7245678371 is about 85121.5505674092. The cubic root of 7245678371 is about 1935.0536808260.

The spelling of 7245678371 in words is "seven billion, two hundred forty-five million, six hundred seventy-eight thousand, three hundred seventy-one".