166961295 has 24 divisors (see below), whose sum is σ = 292063200. Its totient is φ = 88226496.

The previous prime is 166961281. The next prime is 166961309. The reversal of 166961295 is 592169661.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (166961281) and next prime (166961309).

It is not a de Polignac number, because 166961295 - 2⁶ = 166961231 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 166961295.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12115 + ... + 21924.

It is an arithmetic number, because the mean of its divisors is an integer number (12169300).

Almost surely, 2^166961295 is an apocalyptic number.

166961295 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

166961295 is a deficient number, since it is larger than the sum of its proper divisors (125101905).

166961295 is a wasteful number, since it uses less digits than its factorization.

166961295 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34159 (or 34156 counting only the distinct ones).

The product of its digits is 174960, while the sum is 45.

The square root of 166961295 is about 12921.3503551293. The cubic root of 166961295 is about 550.6452976928.

The spelling of 166961295 in words is "one hundred sixty-six million, nine hundred sixty-one thousand, two hundred ninety-five".