427253653 has 2 divisors, whose sum is σ = 427253654. Its totient is φ = 427253652.

The previous prime is 427253621. The next prime is 427253713. The reversal of 427253653 is 356352724.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 290293444 + 136960209 = 17038^2 + 11703^2 .

It is a cyclic number.

It is not a de Polignac number, because 427253653 - 2⁵ = 427253621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (427253153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213626826 + 213626827.

It is an arithmetic number, because the mean of its divisors is an integer number (213626827).

Almost surely, 2^427253653 is an apocalyptic number.

It is an amenable number.

427253653 is a deficient number, since it is larger than the sum of its proper divisors (1).

427253653 is an equidigital number, since it uses as much as digits as its factorization.

427253653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 151200, while the sum is 37.

The square root of 427253653 is about 20670.1149730716. The cubic root of 427253653 is about 753.1738994621.

The spelling of 427253653 in words is "four hundred twenty-seven million, two hundred fifty-three thousand, six hundred fifty-three".