375481 has 2 divisors, whose sum is σ = 375482. Its totient is φ = 375480.

The previous prime is 375467. The next prime is 375509. The reversal of 375481 is 184573.

It is an a-pointer prime, because the next prime (375509) can be obtained adding 375481 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 275625 + 99856 = 525^2 + 316^2 .

It is a cyclic number.

It is not a de Polignac number, because 375481 - 2⁵ = 375449 is a prime.

It is a super-2 number, since 2×375481² = 281971962722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (375451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 187740 + 187741.

It is an arithmetic number, because the mean of its divisors is an integer number (187741).

2³⁷⁵⁴⁸¹ is an apocalyptic number.

It is an amenable number.

375481 is a deficient number, since it is larger than the sum of its proper divisors (1).

375481 is an equidigital number, since it uses as much as digits as its factorization.

375481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3360, while the sum is 28.

The square root of 375481 is about 612.7650446949. The cubic root of 375481 is about 72.1432974331.

The spelling of 375481 in words is "three hundred seventy-five thousand, four hundred eighty-one".