1552739339 has 2 divisors, whose sum is σ = 1552739340. Its totient is φ = 1552739338.

The previous prime is 1552739311. The next prime is 1552739347. The reversal of 1552739339 is 9339372551.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1552739339 - 2¹² = 1552735243 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 1552739293 and 1552739302.

It is not a weakly prime, because it can be changed into another prime (1552739359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 776369669 + 776369670.

It is an arithmetic number, because the mean of its divisors is an integer number (776369670).

Almost surely, 2^1552739339 is an apocalyptic number.

1552739339 is a deficient number, since it is larger than the sum of its proper divisors (1).

1552739339 is an equidigital number, since it uses as much as digits as its factorization.

1552739339 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 765450, while the sum is 47.

The square root of 1552739339 is about 39404.8136526491. The cubic root of 1552739339 is about 1157.9758942028.

The spelling of 1552739339 in words is "one billion, five hundred fifty-two million, seven hundred thirty-nine thousand, three hundred thirty-nine".