2153450573 has 2 divisors, whose sum is σ = 2153450574. Its totient is φ = 2153450572.

The previous prime is 2153450527. The next prime is 2153450581. The reversal of 2153450573 is 3750543512.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2020232809 + 133217764 = 44947^2 + 11542^2 .

It is a cyclic number.

It is not a de Polignac number, because 2153450573 - 2⁸ = 2153450317 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2153450773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1076725286 + 1076725287.

It is an arithmetic number, because the mean of its divisors is an integer number (1076725287).

Almost surely, 2^2153450573 is an apocalyptic number.

It is an amenable number.

2153450573 is a deficient number, since it is larger than the sum of its proper divisors (1).

2153450573 is an equidigital number, since it uses as much as digits as its factorization.

2153450573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63000, while the sum is 35.

The square root of 2153450573 is about 46405.2860458806. The cubic root of 2153450573 is about 1291.3529808439.

The spelling of 2153450573 in words is "two billion, one hundred fifty-three million, four hundred fifty thousand, five hundred seventy-three".