4253520461 has 2 divisors, whose sum is σ = 4253520462. Its totient is φ = 4253520460.

The previous prime is 4253520437. The next prime is 4253520473. The reversal of 4253520461 is 1640253524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4253517961 + 2500 = 65219^2 + 50^2 .

It is a cyclic number.

It is not a de Polignac number, because 4253520461 - 2²⁶ = 4186411597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4253520421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2126760230 + 2126760231.

It is an arithmetic number, because the mean of its divisors is an integer number (2126760231).

Almost surely, 2^4253520461 is an apocalyptic number.

It is an amenable number.

4253520461 is a deficient number, since it is larger than the sum of its proper divisors (1).

4253520461 is an equidigital number, since it uses as much as digits as its factorization.

4253520461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 4253520461 is about 65219.0191661911. The cubic root of 4253520461 is about 1620.2530292420.

Adding to 4253520461 its reverse (1640253524), we get a palindrome (5893773985).

The spelling of 4253520461 in words is "four billion, two hundred fifty-three million, five hundred twenty thousand, four hundred sixty-one".