4145543451 has 24 divisors (see below), whose sum is σ = 6846488064. Its totient is φ = 2367825840.

The previous prime is 4145543447. The next prime is 4145543471. The reversal of 4145543451 is 1543455414.

It is not a de Polignac number, because 4145543451 - 2² = 4145543447 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4145543401) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 140716 + ... + 167606.

It is an arithmetic number, because the mean of its divisors is an integer number (285270336).

Almost surely, 2^4145543451 is an apocalyptic number.

4145543451 is a deficient number, since it is larger than the sum of its proper divisors (2700944613).

4145543451 is a wasteful number, since it uses less digits than its factorization.

4145543451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29351 (or 29348 counting only the distinct ones).

The product of its digits is 96000, while the sum is 36.

The square root of 4145543451 is about 64385.8948140041. The cubic root of 4145543451 is about 1606.4251341770.

Adding to 4145543451 its reverse (1543455414), we get a palindrome (5688998865).

The spelling of 4145543451 in words is "four billion, one hundred forty-five million, five hundred forty-three thousand, four hundred fifty-one".