19485463 has 2 divisors, whose sum is σ = 19485464. Its totient is φ = 19485462.

The previous prime is 19485377. The next prime is 19485481. The reversal of 19485463 is 36458491.

It is a strong prime.

It is an emirp because it is prime and its reverse (36458491) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 19485463 - 2⁹ = 19484951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19485863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9742731 + 9742732.

It is an arithmetic number, because the mean of its divisors is an integer number (9742732).

Almost surely, 2^19485463 is an apocalyptic number.

19485463 is a deficient number, since it is larger than the sum of its proper divisors (1).

19485463 is an equidigital number, since it uses as much as digits as its factorization.

19485463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 40.

The square root of 19485463 is about 4414.2341351587. The cubic root of 19485463 is about 269.0937287103.

The spelling of 19485463 in words is "nineteen million, four hundred eighty-five thousand, four hundred sixty-three".