1045701216 has 144 divisors (see below), whose sum is σ = 3417077664. Its totient is φ = 297142272.

The previous prime is 1045701203. The next prime is 1045701247. The reversal of 1045701216 is 6121075401.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (144).

It is a self number, because there is not a number n which added to its sum of digits gives 1045701216.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 395836 + ... + 398468.

It is an arithmetic number, because the mean of its divisors is an integer number (23729706).

Almost surely, 2^1045701216 is an apocalyptic number.

1045701216 is a gapful number since it is divisible by the number (16) 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 1045701216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1708538832).

1045701216 is an abundant number, since it is smaller than the sum of its proper divisors (2371376448).

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

1045701216 is a wasteful number, since it uses less digits than its factorization.

1045701216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2853 (or 2842 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The square root of 1045701216 is about 32337.3037837108. The cubic root of 1045701216 is about 1015.0073902412.

Adding to 1045701216 its reverse (6121075401), we get a palindrome (7166776617).

The spelling of 1045701216 in words is "one billion, forty-five million, seven hundred one thousand, two hundred sixteen".