166076253 has 24 divisors (see below), whose sum is σ = 274771328. Its totient is φ = 94688352.

The previous prime is 166076203. The next prime is 166076303. The reversal of 166076253 is 352670661.

It is an interprime number because it is at equal distance from previous prime (166076203) and next prime (166076303).

It is not a de Polignac number, because 166076253 - 2¹⁸ = 165814109 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 (166076203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27975 + ... + 33387.

Almost surely, 2^166076253 is an apocalyptic number.

It is an amenable number.

166076253 is a deficient number, since it is larger than the sum of its proper divisors (108695075).

166076253 is a wasteful number, since it uses less digits than its factorization.

166076253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5913 (or 5910 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 166076253 is about 12887.0575772750. The cubic root of 166076253 is about 549.6706049685.

The spelling of 166076253 in words is "one hundred sixty-six million, seventy-six thousand, two hundred fifty-three".