814200553 has 2 divisors, whose sum is σ = 814200554. Its totient is φ = 814200552.

The previous prime is 814200547. The next prime is 814200581. The reversal of 814200553 is 355002418.

It is an a-pointer prime, because the next prime (814200581) can be obtained adding 814200553 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 496041984 + 318158569 = 22272^2 + 17837^2 .

It is a cyclic number.

It is not a de Polignac number, because 814200553 - 2⁹ = 814200041 is a prime.

It is not a weakly prime, because it can be changed into another prime (814200593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 407100276 + 407100277.

It is an arithmetic number, because the mean of its divisors is an integer number (407100277).

Almost surely, 2^814200553 is an apocalyptic number.

It is an amenable number.

814200553 is a deficient number, since it is larger than the sum of its proper divisors (1).

814200553 is an equidigital number, since it uses as much as digits as its factorization.

814200553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 814200553 is about 28534.1997084201. The cubic root of 814200553 is about 933.7783440647.

The spelling of 814200553 in words is "eight hundred fourteen million, two hundred thousand, five hundred fifty-three".