1552165343 has 2 divisors, whose sum is σ = 1552165344. Its totient is φ = 1552165342.

The previous prime is 1552165337. The next prime is 1552165379. The reversal of 1552165343 is 3435612551.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1552165343 - 2²⁰ = 1551116767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1552165393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 776082671 + 776082672.

It is an arithmetic number, because the mean of its divisors is an integer number (776082672).

Almost surely, 2^1552165343 is an apocalyptic number.

1552165343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1552165343 is an equidigital number, since it uses as much as digits as its factorization.

1552165343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54000, while the sum is 35.

The square root of 1552165343 is about 39397.5296560584. The cubic root of 1552165343 is about 1157.8331882478.

Adding to 1552165343 its reverse (3435612551), we get a palindrome (4987777894).

The spelling of 1552165343 in words is "one billion, five hundred fifty-two million, one hundred sixty-five thousand, three hundred forty-three".