1001053091 has 2 divisors, whose sum is σ = 1001053092. Its totient is φ = 1001053090.

The previous prime is 1001053087. The next prime is 1001053129. The reversal of 1001053091 is 1903501001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1001053091 - 2² = 1001053087 is a prime.

It is not a weakly prime, because it can be changed into another prime (1001053061) 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, 500526545 + 500526546.

It is an arithmetic number, because the mean of its divisors is an integer number (500526546).

Almost surely, 2^1001053091 is an apocalyptic number.

1001053091 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001053091 is an equidigital number, since it uses as much as digits as its factorization.

1001053091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 135, while the sum is 20.

The square root of 1001053091 is about 31639.4230509976. The cubic root of 1001053091 is about 1000.3509071831.

Adding to 1001053091 its reverse (1903501001), we get a palindrome (2904554092).

The spelling of 1001053091 in words is "one billion, one million, fifty-three thousand, ninety-one".