1641541414 has 8 divisors (see below), whose sum is σ = 2466466200. Its totient is φ = 819386016.

The previous prime is 1641541399. The next prime is 1641541459. The reversal of 1641541414 is 4141451461.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 690864 + ... + 693235.

It is an arithmetic number, because the mean of its divisors is an integer number (308308275).

Almost surely, 2^1641541414 is an apocalyptic number.

1641541414 is a deficient number, since it is larger than the sum of its proper divisors (824924786).

1641541414 is a wasteful number, since it uses less digits than its factorization.

1641541414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1384694.

The product of its digits is 7680, while the sum is 31.

The square root of 1641541414 is about 40515.9402457847. The cubic root of 1641541414 is about 1179.6430534835.

Adding to 1641541414 its reverse (4141451461), we get a palindrome (5782992875).

The spelling of 1641541414 in words is "one billion, six hundred forty-one million, five hundred forty-one thousand, four hundred fourteen".