375677149 has 2 divisors, whose sum is σ = 375677150. Its totient is φ = 375677148.

The previous prime is 375677143. The next prime is 375677161. The reversal of 375677149 is 941776573.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 375196900 + 480249 = 19370^2 + 693^2 .

It is a cyclic number.

It is not a de Polignac number, because 375677149 - 2¹¹ = 375675101 is a prime.

It is a super-2 number, since 2×375677149² = 282266640561536402, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (375677143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 187838574 + 187838575.

It is an arithmetic number, because the mean of its divisors is an integer number (187838575).

Almost surely, 2^375677149 is an apocalyptic number.

It is an amenable number.

375677149 is a deficient number, since it is larger than the sum of its proper divisors (1).

375677149 is an equidigital number, since it uses as much as digits as its factorization.

375677149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1111320, while the sum is 49.

The square root of 375677149 is about 19382.3927573455. The cubic root of 375677149 is about 721.5585765346.

The spelling of 375677149 in words is "three hundred seventy-five million, six hundred seventy-seven thousand, one hundred forty-nine".