641096273 has 4 divisors (see below), whose sum is σ = 668970048. Its totient is φ = 613222500.

The previous prime is 641096257. The next prime is 641096317. The reversal of 641096273 is 372690146.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 641096273 - 2⁴ = 641096257 is a prime.

It is a super-2 number, since 2×641096273² = 822008862508981058, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (641096473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13936853 + ... + 13936898.

It is an arithmetic number, because the mean of its divisors is an integer number (167242512).

Almost surely, 2^641096273 is an apocalyptic number.

It is an amenable number.

641096273 is a deficient number, since it is larger than the sum of its proper divisors (27873775).

641096273 is a wasteful number, since it uses less digits than its factorization.

641096273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27873774.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 641096273 is about 25319.8790083997. The cubic root of 641096273 is about 862.2656471180.

The spelling of 641096273 in words is "six hundred forty-one million, ninety-six thousand, two hundred seventy-three".