371466989 has 2 divisors, whose sum is σ = 371466990. Its totient is φ = 371466988.

The previous prime is 371466973. The next prime is 371467021. The reversal of 371466989 is 989664173.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 367297225 + 4169764 = 19165^2 + 2042^2 .

It is a cyclic number.

It is not a de Polignac number, because 371466989 - 2⁴ = 371466973 is a prime.

It is a super-2 number, since 2×371466989² = 275975447833452242, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 371466989.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (371466919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 185733494 + 185733495.

It is an arithmetic number, because the mean of its divisors is an integer number (185733495).

Almost surely, 2^371466989 is an apocalyptic number.

It is an amenable number.

371466989 is a deficient number, since it is larger than the sum of its proper divisors (1).

371466989 is an equidigital number, since it uses as much as digits as its factorization.

371466989 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1959552, while the sum is 53.

The square root of 371466989 is about 19273.4789023674. The cubic root of 371466989 is about 718.8529762577.

The spelling of 371466989 in words is "three hundred seventy-one million, four hundred sixty-six thousand, nine hundred eighty-nine".