1352354639 has 2 divisors, whose sum is σ = 1352354640. Its totient is φ = 1352354638.

The previous prime is 1352354629. The next prime is 1352354669. The reversal of 1352354639 is 9364532531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1352354639 - 2¹² = 1352350543 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1352354596 and 1352354605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1352354629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 676177319 + 676177320.

It is an arithmetic number, because the mean of its divisors is an integer number (676177320).

Almost surely, 2^1352354639 is an apocalyptic number.

1352354639 is a deficient number, since it is larger than the sum of its proper divisors (1).

1352354639 is an equidigital number, since it uses as much as digits as its factorization.

1352354639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 291600, while the sum is 41.

The square root of 1352354639 is about 36774.3747601506. The cubic root of 1352354639 is about 1105.8516366884.

The spelling of 1352354639 in words is "one billion, three hundred fifty-two million, three hundred fifty-four thousand, six hundred thirty-nine".