371442949 has 2 divisors, whose sum is σ = 371442950. Its totient is φ = 371442948.

The previous prime is 371442931. The next prime is 371442959. The reversal of 371442949 is 949244173.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 282744225 + 88698724 = 16815^2 + 9418^2 .

It is an emirp because it is prime and its reverse (949244173) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 371442949 - 2⁵ = 371442917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (371442959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 185721474 + 185721475.

It is an arithmetic number, because the mean of its divisors is an integer number (185721475).

Almost surely, 2^371442949 is an apocalyptic number.

It is an amenable number.

371442949 is a deficient number, since it is larger than the sum of its proper divisors (1).

371442949 is an equidigital number, since it uses as much as digits as its factorization.

371442949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 217728, while the sum is 43.

The square root of 371442949 is about 19272.8552373539. The cubic root of 371442949 is about 718.8374687350.

The spelling of 371442949 in words is "three hundred seventy-one million, four hundred forty-two thousand, nine hundred forty-nine".