1011493369 has 2 divisors, whose sum is σ = 1011493370. Its totient is φ = 1011493368.

The previous prime is 1011493303. The next prime is 1011493423. The reversal of 1011493369 is 9633941101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 903603600 + 107889769 = 30060^2 + 10387^2 .

It is an emirp because it is prime and its reverse (9633941101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1011493369 - 2¹¹ = 1011491321 is a prime.

It is a super-2 number, since 2×1011493369² = 2046237671061940322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1011403369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505746684 + 505746685.

It is an arithmetic number, because the mean of its divisors is an integer number (505746685).

Almost surely, 2^1011493369 is an apocalyptic number.

It is an amenable number.

1011493369 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011493369 is an equidigital number, since it uses as much as digits as its factorization.

1011493369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17496, while the sum is 37.

The square root of 1011493369 is about 31803.9835398021. The cubic root of 1011493369 is about 1003.8165385033.

The spelling of 1011493369 in words is "one billion, eleven million, four hundred ninety-three thousand, three hundred sixty-nine".