1053494191 has 2 divisors, whose sum is σ = 1053494192. Its totient is φ = 1053494190.

The previous prime is 1053494179. The next prime is 1053494207. The reversal of 1053494191 is 1914943501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1053494191 - 2¹³ = 1053485999 is a prime.

It is a super-2 number, since 2×1053494191² = 2219700020941488962, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1053494191.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1053494291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 526747095 + 526747096.

It is an arithmetic number, because the mean of its divisors is an integer number (526747096).

Almost surely, 2^1053494191 is an apocalyptic number.

1053494191 is a deficient number, since it is larger than the sum of its proper divisors (1).

1053494191 is an equidigital number, since it uses as much as digits as its factorization.

1053494191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 1053494191 is about 32457.5752483145. The cubic root of 1053494191 is about 1017.5225633948.

The spelling of 1053494191 in words is "one billion, fifty-three million, four hundred ninety-four thousand, one hundred ninety-one".