1667472853 has 2 divisors, whose sum is σ = 1667472854. Its totient is φ = 1667472852.

The previous prime is 1667472847. The next prime is 1667472899. The reversal of 1667472853 is 3582747661.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1118367364 + 549105489 = 33442^2 + 23433^2 .

It is a cyclic number.

It is not a de Polignac number, because 1667472853 - 2⁹ = 1667472341 is a prime.

It is a super-3 number, since 3×1667472853³ (a number of 29 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1667472797 and 1667472806.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1667472553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 833736426 + 833736427.

It is an arithmetic number, because the mean of its divisors is an integer number (833736427).

Almost surely, 2^1667472853 is an apocalyptic number.

It is an amenable number.

1667472853 is a deficient number, since it is larger than the sum of its proper divisors (1).

1667472853 is an equidigital number, since it uses as much as digits as its factorization.

1667472853 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1693440, while the sum is 49.

The square root of 1667472853 is about 40834.7015784369. The cubic root of 1667472853 is about 1185.8222385997.

The spelling of 1667472853 in words is "one billion, six hundred sixty-seven million, four hundred seventy-two thousand, eight hundred fifty-three".