1045052013 has 16 divisors (see below), whose sum is σ = 1450677056. Its totient is φ = 668580480.

The previous prime is 1045052009. The next prime is 1045052017. The reversal of 1045052013 is 3102505401.

It is an interprime number because it is at equal distance from previous prime (1045052009) and next prime (1045052017).

It is not a de Polignac number, because 1045052013 - 2² = 1045052009 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045052017) 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, 56383 + ... + 72588.

It is an arithmetic number, because the mean of its divisors is an integer number (90667316).

Almost surely, 2^1045052013 is an apocalyptic number.

It is an amenable number.

1045052013 is a deficient number, since it is larger than the sum of its proper divisors (405625043).

1045052013 is a wasteful number, since it uses less digits than its factorization.

1045052013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129084.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 1045052013 is about 32327.2642362449. The cubic root of 1045052013 is about 1014.7972976436.

Adding to 1045052013 its reverse (3102505401), we get a palindrome (4147557414).

The spelling of 1045052013 in words is "one billion, forty-five million, fifty-two thousand, thirteen".