1045696080 has 160 divisors (see below), whose sum is σ = 3808506240. Its totient is φ = 233994240.

The previous prime is 1045696039. The next prime is 1045696087. The reversal of 1045696080 is 806965401.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045696087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19086 + ... + 49554.

It is an arithmetic number, because the mean of its divisors is an integer number (23803164).

Almost surely, 2^1045696080 is an apocalyptic number.

1045696080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1045696080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1904253120).

1045696080 is an abundant number, since it is smaller than the sum of its proper divisors (2762810160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1045696080 is a wasteful number, since it uses less digits than its factorization.

1045696080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30509 (or 30503 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 1045696080 is about 32337.2243706846. The cubic root of 1045696080 is about 1015.0057284898.

The spelling of 1045696080 in words is "one billion, forty-five million, six hundred ninety-six thousand, eighty".