163627453 has 6 divisors (see below), whose sum is σ = 179855102. Its totient is φ = 148752120.

The previous prime is 163627447. The next prime is 163627481. The reversal of 163627453 is 354726361.

It can be written as a sum of positive squares in only one way, i.e., 145878084 + 17749369 = 12078^2 + 4213^2 .

It is not a de Polignac number, because 163627453 - 2¹⁷ = 163496381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163622453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 676026 + ... + 676267.

Almost surely, 2^163627453 is an apocalyptic number.

It is an amenable number.

163627453 is a deficient number, since it is larger than the sum of its proper divisors (16227649).

163627453 is a wasteful number, since it uses less digits than its factorization.

163627453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1352315 (or 1352304 counting only the distinct ones).

The product of its digits is 90720, while the sum is 37.

The square root of 163627453 is about 12791.6946883515. The cubic root of 163627453 is about 546.9555792797.

The spelling of 163627453 in words is "one hundred sixty-three million, six hundred twenty-seven thousand, four hundred fifty-three".