16425853 has 2 divisors, whose sum is σ = 16425854. Its totient is φ = 16425852.

The previous prime is 16425839. The next prime is 16425881. The reversal of 16425853 is 35852461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16305444 + 120409 = 4038^2 + 347^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16425853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16425833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8212926 + 8212927.

It is an arithmetic number, because the mean of its divisors is an integer number (8212927).

Almost surely, 2^16425853 is an apocalyptic number.

It is an amenable number.

16425853 is a deficient number, since it is larger than the sum of its proper divisors (1).

16425853 is an equidigital number, since it uses as much as digits as its factorization.

16425853 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28800, while the sum is 34.

The square root of 16425853 is about 4052.8820609537. The cubic root of 16425853 is about 254.2002523148.

The spelling of 16425853 in words is "sixteen million, four hundred twenty-five thousand, eight hundred fifty-three".