4243131051 has 4 divisors (see below), whose sum is σ = 5657508072. Its totient is φ = 2828754032.

The previous prime is 4243131017. The next prime is 4243131071. The reversal of 4243131051 is 1501313424.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4243131051 - 2⁶ = 4243130987 is a prime.

It is a super-2 number, since 2×4243131051² = 36008322231920729202, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4243131071) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 707188506 + ... + 707188511.

It is an arithmetic number, because the mean of its divisors is an integer number (1414377018).

Almost surely, 2^4243131051 is an apocalyptic number.

4243131051 is a deficient number, since it is larger than the sum of its proper divisors (1414377021).

4243131051 is a wasteful number, since it uses less digits than its factorization.

4243131051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1414377020.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 4243131051 is about 65139.3203142311. The cubic root of 4243131051 is about 1618.9327740710.

Adding to 4243131051 its reverse (1501313424), we get a palindrome (5744444475).

The spelling of 4243131051 in words is "four billion, two hundred forty-three million, one hundred thirty-one thousand, fifty-one".