2553213073 has 2 divisors, whose sum is σ = 2553213074. Its totient is φ = 2553213072.

The previous prime is 2553213029. The next prime is 2553213079. The reversal of 2553213073 is 3703123552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1534837329 + 1018375744 = 39177^2 + 31912^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2553213073 is a prime.

It is a super-2 number, since 2×2553213073² = 13037793992276206658, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2553213079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1276606536 + 1276606537.

It is an arithmetic number, because the mean of its divisors is an integer number (1276606537).

Almost surely, 2^2553213073 is an apocalyptic number.

It is an amenable number.

2553213073 is a deficient number, since it is larger than the sum of its proper divisors (1).

2553213073 is an equidigital number, since it uses as much as digits as its factorization.

2553213073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18900, while the sum is 31.

The square root of 2553213073 is about 50529.3288397936. The cubic root of 2553213073 is about 1366.7707830720.

The spelling of 2553213073 in words is "two billion, five hundred fifty-three million, two hundred thirteen thousand, seventy-three".