945139104 has 240 divisors, whose sum is σ = 3421934208. Its totient is φ = 249205248.

The previous prime is 945139081. The next prime is 945139127. The reversal of 945139104 is 401931549.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (945139081) and next prime (945139127).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 233869 + ... + 237875.

Almost surely, 2^945139104 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 945139104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1710967104).

945139104 is an abundant number, since it is smaller than the sum of its proper divisors (2476795104).

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

945139104 is a wasteful number, since it uses less digits than its factorization.

945139104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4049 (or 4032 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 945139104 is about 30743.1147413531. The cubic root of 945139104 is about 981.3680407903.

The spelling of 945139104 in words is "nine hundred forty-five million, one hundred thirty-nine thousand, one hundred four".