4251253145 has 16 divisors (see below), whose sum is σ = 5142372480. Its totient is φ = 3373797504.

The previous prime is 4251253133. The next prime is 4251253147. The reversal of 4251253145 is 5413521524.

It is a cyclic number.

It is not a de Polignac number, because 4251253145 - 2¹⁰ = 4251252121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4251253147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1595084 + ... + 1597746.

It is an arithmetic number, because the mean of its divisors is an integer number (321398280).

Almost surely, 2^4251253145 is an apocalyptic number.

It is an amenable number.

4251253145 is a deficient number, since it is larger than the sum of its proper divisors (891119335).

4251253145 is a wasteful number, since it uses less digits than its factorization.

4251253145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5104.

The product of its digits is 24000, while the sum is 32.

The square root of 4251253145 is about 65201.6345270577. The cubic root of 4251253145 is about 1619.9650890460.

Adding to 4251253145 its reverse (5413521524), we get a palindrome (9664774669).

The spelling of 4251253145 in words is "four billion, two hundred fifty-one million, two hundred fifty-three thousand, one hundred forty-five".