4431054051 has 20 divisors (see below), whose sum is σ = 6623854600. Its totient is φ = 2951971776.

The previous prime is 4431054013. The next prime is 4431054059. The reversal of 4431054051 is 1504501344.

It is a happy number.

4431054051 is a `hidden beast` number, since 44 + 31 + 0 + 540 + 51 = 666.

It is not a de Polignac number, because 4431054051 - 2¹⁰ = 4431053027 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4431054059) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 102240 + ... + 138978.

It is an arithmetic number, because the mean of its divisors is an integer number (331192730).

Almost surely, 2^4431054051 is an apocalyptic number.

4431054051 is a deficient number, since it is larger than the sum of its proper divisors (2192800549).

4431054051 is a wasteful number, since it uses less digits than its factorization.

4431054051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38240 (or 38231 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 4431054051 is about 66566.1629583680. The cubic root of 4431054051 is about 1642.4885443625.

Adding to 4431054051 its reverse (1504501344), we get a palindrome (5935555395).

The spelling of 4431054051 in words is "four billion, four hundred thirty-one million, fifty-four thousand, fifty-one".