1045432451 has 8 divisors (see below), whose sum is σ = 1196062560. Its totient is φ = 895123008.

The previous prime is 1045432433. The next prime is 1045432519. The reversal of 1045432451 is 1542345401.

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 1045432451 - 2¹⁰ = 1045431427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1045432411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73136 + ... + 86253.

It is an arithmetic number, because the mean of its divisors is an integer number (149507820).

Almost surely, 2^1045432451 is an apocalyptic number.

1045432451 is a deficient number, since it is larger than the sum of its proper divisors (150630109).

1045432451 is an equidigital number, since it uses as much as digits as its factorization.

1045432451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160333.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 1045432451 is about 32333.1478671657. The cubic root of 1045432451 is about 1014.9204240881.

Adding to 1045432451 its reverse (1542345401), we get a palindrome (2587777852).

The spelling of 1045432451 in words is "one billion, forty-five million, four hundred thirty-two thousand, four hundred fifty-one".