1045535161 has 8 divisors (see below), whose sum is σ = 1152343584. Its totient is φ = 940686720.

The previous prime is 1045535149. The next prime is 1045535167. The reversal of 1045535161 is 1615355401.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1045535161 - 2⁵ = 1045535129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1045535167) 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 7 ways as a sum of consecutive naturals, for example, 488875 + ... + 491008.

It is an arithmetic number, because the mean of its divisors is an integer number (144042948).

Almost surely, 2^1045535161 is an apocalyptic number.

1045535161 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1045535161 is a deficient number, since it is larger than the sum of its proper divisors (106808423).

1045535161 is an equidigital number, since it uses as much as digits as its factorization.

1045535161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 979991.

The product of its (nonzero) digits is 9000, while the sum is 31.

The square root of 1045535161 is about 32334.7361362359. The cubic root of 1045535161 is about 1014.9536604339.

The spelling of 1045535161 in words is "one billion, forty-five million, five hundred thirty-five thousand, one hundred sixty-one".