1675401641 has 2 divisors, whose sum is σ = 1675401642. Its totient is φ = 1675401640.

The previous prime is 1675401599. The next prime is 1675401643. The reversal of 1675401641 is 1461045761.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 912040000 + 763361641 = 30200^2 + 27629^2 .

It is a cyclic number.

It is not a de Polignac number, because 1675401641 - 2²² = 1671207337 is a prime.

Together with 1675401643, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1675401643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 837700820 + 837700821.

It is an arithmetic number, because the mean of its divisors is an integer number (837700821).

Almost surely, 2^1675401641 is an apocalyptic number.

It is an amenable number.

1675401641 is a deficient number, since it is larger than the sum of its proper divisors (1).

1675401641 is an equidigital number, since it uses as much as digits as its factorization.

1675401641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 1675401641 is about 40931.6703910310. The cubic root of 1675401641 is about 1187.6987849085.

The spelling of 1675401641 in words is "one billion, six hundred seventy-five million, four hundred one thousand, six hundred forty-one".