1062640079 has 2 divisors, whose sum is σ = 1062640080. Its totient is φ = 1062640078.

The previous prime is 1062640027. The next prime is 1062640081. The reversal of 1062640079 is 9700462601.

It is a strong prime.

It is an emirp because it is prime and its reverse (9700462601) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1062640079 is a prime.

It is a super-2 number, since 2×1062640079² = 2258407874994252482, which contains 22 as substring.

Together with 1062640081, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1062640279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 531320039 + 531320040.

It is an arithmetic number, because the mean of its divisors is an integer number (531320040).

Almost surely, 2^1062640079 is an apocalyptic number.

1062640079 is a deficient number, since it is larger than the sum of its proper divisors (1).

1062640079 is an equidigital number, since it uses as much as digits as its factorization.

1062640079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 1062640079 is about 32598.1606689703. The cubic root of 1062640079 is about 1020.4586169727.

It can be divided in two parts, 10626 and 40079, that added together give a palindrome (50705).

The spelling of 1062640079 in words is "one billion, sixty-two million, six hundred forty thousand, seventy-nine".