945911040 has 144 divisors (see below), whose sum is σ = 3034506048. Its totient is φ = 251117568.

The previous prime is 945911039. The next prime is 945911081. The reversal of 945911040 is 40119549.

It is a junction number, because it is equal to n+sod(n) for n = 945910992 and 945911010.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1201527 + ... + 1202313.

Almost surely, 2^945911040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 945911040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1517253024).

945911040 is an abundant number, since it is smaller than the sum of its proper divisors (2088595008).

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

945911040 is a wasteful number, since it uses less digits than its factorization.

945911040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1124 (or 1110 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 33.

The square root of 945911040 is about 30755.6667949176. Note that the first 3 decimals coincide. The cubic root of 945911040 is about 981.6351433322.

The spelling of 945911040 in words is "nine hundred forty-five million, nine hundred eleven thousand, forty".