1641327295 has 4 divisors (see below), whose sum is σ = 1969592760. Its totient is φ = 1313061832.

The previous prime is 1641327287. The next prime is 1641327307. The reversal of 1641327295 is 5927231461.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1641327295 - 2³ = 1641327287 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164132725 + ... + 164132734.

It is an arithmetic number, because the mean of its divisors is an integer number (492398190).

Almost surely, 2^1641327295 is an apocalyptic number.

1641327295 is a deficient number, since it is larger than the sum of its proper divisors (328265465).

1641327295 is an equidigital number, since it uses as much as digits as its factorization.

1641327295 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328265464.

The product of its digits is 90720, while the sum is 40.

The square root of 1641327295 is about 40513.2977551816. The cubic root of 1641327295 is about 1179.5917612505.

The spelling of 1641327295 in words is "one billion, six hundred forty-one million, three hundred twenty-seven thousand, two hundred ninety-five".