1673827153 has 2 divisors, whose sum is σ = 1673827154. Its totient is φ = 1673827152.

The previous prime is 1673827151. The next prime is 1673827171. The reversal of 1673827153 is 3517283761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1330206784 + 343620369 = 36472^2 + 18537^2 .

It is a cyclic number.

It is not a de Polignac number, because 1673827153 - 2¹ = 1673827151 is a prime.

Together with 1673827151, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1673827151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 836913576 + 836913577.

It is an arithmetic number, because the mean of its divisors is an integer number (836913577).

Almost surely, 2^1673827153 is an apocalyptic number.

It is an amenable number.

1673827153 is a deficient number, since it is larger than the sum of its proper divisors (1).

1673827153 is an equidigital number, since it uses as much as digits as its factorization.

1673827153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 211680, while the sum is 43.

The square root of 1673827153 is about 40912.4327436050. The cubic root of 1673827153 is about 1187.3266147298.

The spelling of 1673827153 in words is "one billion, six hundred seventy-three million, eight hundred twenty-seven thousand, one hundred fifty-three".