376143149 has 2 divisors, whose sum is σ = 376143150. Its totient is φ = 376143148.

The previous prime is 376143121. The next prime is 376143167. The reversal of 376143149 is 941341673.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 204061225 + 172081924 = 14285^2 + 13118^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-376143149 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (376143109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 188071574 + 188071575.

It is an arithmetic number, because the mean of its divisors is an integer number (188071575).

Almost surely, 2^376143149 is an apocalyptic number.

It is an amenable number.

376143149 is a deficient number, since it is larger than the sum of its proper divisors (1).

376143149 is an equidigital number, since it uses as much as digits as its factorization.

376143149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 38.

The square root of 376143149 is about 19394.4102514101. The cubic root of 376143149 is about 721.8568001233.

The spelling of 376143149 in words is "three hundred seventy-six million, one hundred forty-three thousand, one hundred forty-nine".