4251054523 has 4 divisors (see below), whose sum is σ = 4397642640. Its totient is φ = 4104466408.

The previous prime is 4251054487. The next prime is 4251054551. The reversal of 4251054523 is 3254501524.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4251054523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4251054593) 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, 73294015 + ... + 73294072.

It is an arithmetic number, because the mean of its divisors is an integer number (1099410660).

Almost surely, 2^4251054523 is an apocalyptic number.

4251054523 is a deficient number, since it is larger than the sum of its proper divisors (146588117).

4251054523 is a wasteful number, since it uses less digits than its factorization.

4251054523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146588116.

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 4251054523 is about 65200.1113726043. Note that the first 3 decimals coincide. The cubic root of 4251054523 is about 1619.9398599581.

The spelling of 4251054523 in words is "four billion, two hundred fifty-one million, fifty-four thousand, five hundred twenty-three".