945240945 has 16 divisors (see below), whose sum is σ = 1649875392. Its totient is φ = 458298560.

The previous prime is 945240943. The next prime is 945240949. The reversal of 945240945 is 549042549.

It is not a de Polignac number, because 945240945 - 2¹ = 945240943 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 945240897 and 945240906.

It is not an unprimeable number, because it can be changed into a prime (945240943) 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 15 ways as a sum of consecutive naturals, for example, 2864202 + ... + 2864531.

It is an arithmetic number, because the mean of its divisors is an integer number (103117212).

Almost surely, 2^945240945 is an apocalyptic number.

It is an amenable number.

945240945 is a deficient number, since it is larger than the sum of its proper divisors (704634447).

945240945 is a wasteful number, since it uses less digits than its factorization.

945240945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5728752.

The product of its (nonzero) digits is 259200, while the sum is 42.

The square root of 945240945 is about 30744.7710188253. The cubic root of 945240945 is about 981.4032877759.

The spelling of 945240945 in words is "nine hundred forty-five million, two hundred forty thousand, nine hundred forty-five".