5453520521 has 2 divisors, whose sum is σ = 5453520522. Its totient is φ = 5453520520.

The previous prime is 5453520469. The next prime is 5453520551. The reversal of 5453520521 is 1250253545.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3078030400 + 2375490121 = 55480^2 + 48739^2 .

It is a cyclic number.

It is not a de Polignac number, because 5453520521 - 2¹⁰ = 5453519497 is a prime.

It is a super-2 number, since 2×5453520521² = 59481772145936222882, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5453520551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2726760260 + 2726760261.

It is an arithmetic number, because the mean of its divisors is an integer number (2726760261).

Almost surely, 2^5453520521 is an apocalyptic number.

It is an amenable number.

5453520521 is a deficient number, since it is larger than the sum of its proper divisors (1).

5453520521 is an equidigital number, since it uses as much as digits as its factorization.

5453520521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30000, while the sum is 32.

The square root of 5453520521 is about 73847.9554287050. The cubic root of 5453520521 is about 1760.1877082210.

The spelling of 5453520521 in words is "five billion, four hundred fifty-three million, five hundred twenty thousand, five hundred twenty-one".