1355097629 has 2 divisors, whose sum is σ = 1355097630. Its totient is φ = 1355097628.

The previous prime is 1355097617. The next prime is 1355097671. The reversal of 1355097629 is 9267905531.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1342123225 + 12974404 = 36635^2 + 3602^2 .

It is an emirp because it is prime and its reverse (9267905531) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1355097629 - 2²⁸ = 1086662173 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1355097229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 677548814 + 677548815.

It is an arithmetic number, because the mean of its divisors is an integer number (677548815).

Almost surely, 2^1355097629 is an apocalyptic number.

It is an amenable number.

1355097629 is a deficient number, since it is larger than the sum of its proper divisors (1).

1355097629 is an equidigital number, since it uses as much as digits as its factorization.

1355097629 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 510300, while the sum is 47.

The square root of 1355097629 is about 36811.6507236500. The cubic root of 1355097629 is about 1106.5988005248.

The spelling of 1355097629 in words is "one billion, three hundred fifty-five million, ninety-seven thousand, six hundred twenty-nine".