6141890906 has 4 divisors (see below), whose sum is σ = 9212836362. Its totient is φ = 3070945452.

The previous prime is 6141890899. The next prime is 6141890929. The reversal of 6141890906 is 6090981416.

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

It can be written as a sum of positive squares in only one way, i.e., 5199707881 + 942183025 = 72109^2 + 30695^2 .

It is a Curzon number.

It is an unprimeable number.

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, 1535472725 + ... + 1535472728.

Almost surely, 2^6141890906 is an apocalyptic number.

6141890906 is a deficient number, since it is larger than the sum of its proper divisors (3070945456).

6141890906 is a wasteful number, since it uses less digits than its factorization.

6141890906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3070945455.

The product of its (nonzero) digits is 93312, while the sum is 44.

The square root of 6141890906 is about 78370.2169577193. The cubic root of 6141890906 is about 1831.3331885843. Note that the first 3 decimals are identical.

The spelling of 6141890906 in words is "six billion, one hundred forty-one million, eight hundred ninety thousand, nine hundred six".