9045981954 has 24 divisors (see below), whose sum is σ = 19641977472. Its totient is φ = 3008811960.

The previous prime is 9045981943. The next prime is 9045981991. The reversal of 9045981954 is 4591895409.

It is a self number, because there is not a number n which added to its sum of digits gives 9045981954.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 534382 + ... + 551049.

It is an arithmetic number, because the mean of its divisors is an integer number (818415728).

Almost surely, 2^9045981954 is an apocalyptic number.

9045981954 is an abundant number, since it is smaller than the sum of its proper divisors (10595995518).

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

9045981954 is a wasteful number, since it uses less digits than its factorization.

9045981954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1085902 (or 1085899 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 54.

The square root of 9045981954 is about 95110.3672267119. The cubic root of 9045981954 is about 2083.6202634364.

The spelling of 9045981954 in words is "nine billion, forty-five million, nine hundred eighty-one thousand, nine hundred fifty-four".