1045053499 has 4 divisors (see below), whose sum is σ = 1194346864. Its totient is φ = 895760136.

The previous prime is 1045053491. The next prime is 1045053509. The reversal of 1045053499 is 9943505401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1045053499 - 2³ = 1045053491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1045053491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74646672 + ... + 74646685.

It is an arithmetic number, because the mean of its divisors is an integer number (298586716).

Almost surely, 2^1045053499 is an apocalyptic number.

1045053499 is a deficient number, since it is larger than the sum of its proper divisors (149293365).

1045053499 is an equidigital number, since it uses as much as digits as its factorization.

1045053499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149293364.

The product of its (nonzero) digits is 97200, while the sum is 40.

The square root of 1045053499 is about 32327.2872199323. The cubic root of 1045053499 is about 1014.7977786366.

The spelling of 1045053499 in words is "one billion, forty-five million, fifty-three thousand, four hundred ninety-nine".