1355683099 has 2 divisors, whose sum is σ = 1355683100. Its totient is φ = 1355683098.

The previous prime is 1355683057. The next prime is 1355683111. The reversal of 1355683099 is 9903865531.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1355683099 - 2¹³ = 1355674907 is a prime.

It is not a weakly prime, because it can be changed into another prime (1355683799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 677841549 + 677841550.

It is an arithmetic number, because the mean of its divisors is an integer number (677841550).

Almost surely, 2^1355683099 is an apocalyptic number.

1355683099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1355683099 is an equidigital number, since it uses as much as digits as its factorization.

1355683099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 874800, while the sum is 49.

The square root of 1355683099 is about 36819.6021026844. The cubic root of 1355683099 is about 1106.7581462681.

The spelling of 1355683099 in words is "one billion, three hundred fifty-five million, six hundred eighty-three thousand, ninety-nine".