7454371643 has 2 divisors, whose sum is σ = 7454371644. Its totient is φ = 7454371642.

The previous prime is 7454371621. The next prime is 7454371649. The reversal of 7454371643 is 3461734547.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7454371643 - 2¹⁰ = 7454370619 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7454371594 and 7454371603.

It is not a weakly prime, because it can be changed into another prime (7454371649) 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, 3727185821 + 3727185822.

It is an arithmetic number, because the mean of its divisors is an integer number (3727185822).

Almost surely, 2^7454371643 is an apocalyptic number.

7454371643 is a deficient number, since it is larger than the sum of its proper divisors (1).

7454371643 is an equidigital number, since it uses as much as digits as its factorization.

7454371643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 846720, while the sum is 44.

The square root of 7454371643 is about 86338.7030421467. The cubic root of 7454371643 is about 1953.4562104911.

The spelling of 7454371643 in words is "seven billion, four hundred fifty-four million, three hundred seventy-one thousand, six hundred forty-three".