149476161 has 8 divisors (see below), whose sum is σ = 199545280. Its totient is φ = 99528912.

The previous prime is 149476157. The next prime is 149476163. The reversal of 149476161 is 161674941.

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

It is not a de Polignac number, because 149476161 - 2² = 149476157 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (149476163) 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, 27565 + ... + 32538.

It is an arithmetic number, because the mean of its divisors is an integer number (24943160).

Almost surely, 2^149476161 is an apocalyptic number.

It is an amenable number.

149476161 is a deficient number, since it is larger than the sum of its proper divisors (50069119).

149476161 is an equidigital number, since it uses as much as digits as its factorization.

149476161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60935.

The product of its digits is 36288, while the sum is 39.

The square root of 149476161 is about 12226.0443725679. The cubic root of 149476161 is about 530.7100498522.

The spelling of 149476161 in words is "one hundred forty-nine million, four hundred seventy-six thousand, one hundred sixty-one".