4253415545 has 4 divisors (see below), whose sum is σ = 5104098660. Its totient is φ = 3402732432.

The previous prime is 4253415539. The next prime is 4253415559. The reversal of 4253415545 is 5455143524.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1250046736 + 3003368809 = 35356^2 + 54803^2 .

It is a cyclic number.

It is not a de Polignac number, because 4253415545 - 2¹⁰ = 4253414521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4253415499 and 4253415508.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 425341550 + ... + 425341559.

It is an arithmetic number, because the mean of its divisors is an integer number (1276024665).

Almost surely, 2^4253415545 is an apocalyptic number.

It is an amenable number.

4253415545 is a deficient number, since it is larger than the sum of its proper divisors (850683115).

4253415545 is an equidigital number, since it uses as much as digits as its factorization.

4253415545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850683114.

The product of its digits is 240000, while the sum is 38.

The square root of 4253415545 is about 65218.2148253078. The cubic root of 4253415545 is about 1620.2397075817.

The spelling of 4253415545 in words is "four billion, two hundred fifty-three million, four hundred fifteen thousand, five hundred forty-five".