7150000643 has 2 divisors, whose sum is σ = 7150000644. Its totient is φ = 7150000642.

The previous prime is 7150000577. The next prime is 7150000651. The reversal of 7150000643 is 3460000517.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7150000643 - 2¹⁸ = 7149738499 is a prime.

It is a super-2 number, since 2×7150000643² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7150000843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3575000321 + 3575000322.

It is an arithmetic number, because the mean of its divisors is an integer number (3575000322).

Almost surely, 2^7150000643 is an apocalyptic number.

7150000643 is a deficient number, since it is larger than the sum of its proper divisors (1).

7150000643 is an equidigital number, since it uses as much as digits as its factorization.

7150000643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 7150000643 is about 84557.6764285774. The cubic root of 7150000643 is about 1926.4985817008.

The spelling of 7150000643 in words is "seven billion, one hundred fifty million, six hundred forty-three", and thus it is an aban number.