1045535091 has 16 divisors (see below), whose sum is σ = 1405983744. Its totient is φ = 691068224.

The previous prime is 1045535089. The next prime is 1045535093. The reversal of 1045535091 is 1905355401.

It is an interprime number because it is at equal distance from previous prime (1045535089) and next prime (1045535093).

It is a cyclic number.

It is not a de Polignac number, because 1045535091 - 2¹ = 1045535089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1045535093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 649810 + ... + 651416.

It is an arithmetic number, because the mean of its divisors is an integer number (87873984).

Almost surely, 2^1045535091 is an apocalyptic number.

1045535091 is a deficient number, since it is larger than the sum of its proper divisors (360448653).

1045535091 is a wasteful number, since it uses less digits than its factorization.

1045535091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3330.

The product of its (nonzero) digits is 13500, while the sum is 33.

The square root of 1045535091 is about 32334.7350538086. The cubic root of 1045535091 is about 1014.9536377830.

The spelling of 1045535091 in words is "one billion, forty-five million, five hundred thirty-five thousand, ninety-one".