166413453 has 8 divisors (see below), whose sum is σ = 225645600. Its totient is φ = 109061808.

The previous prime is 166413451. The next prime is 166413463. The reversal of 166413453 is 354314661.

166413453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 166413453 - 2¹ = 166413451 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166413451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 469918 + ... + 470271.

It is an arithmetic number, because the mean of its divisors is an integer number (28205700).

Almost surely, 2^166413453 is an apocalyptic number.

It is an amenable number.

166413453 is a deficient number, since it is larger than the sum of its proper divisors (59232147).

166413453 is an equidigital number, since it uses as much as digits as its factorization.

166413453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 940251.

The product of its digits is 25920, while the sum is 33.

The square root of 166413453 is about 12900.1338365150. The cubic root of 166413453 is about 550.0423691878.

The spelling of 166413453 in words is "one hundred sixty-six million, four hundred thirteen thousand, four hundred fifty-three".