4153939654 has 4 divisors (see below), whose sum is σ = 6230909484. Its totient is φ = 2076969826.

The previous prime is 4153939637. The next prime is 4153939661. The reversal of 4153939654 is 4569393514.

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

It is a junction number, because it is equal to n+sod(n) for n = 4153939598 and 4153939607.

It is a congruent 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, 1038484912 + ... + 1038484915.

It is an arithmetic number, because the mean of its divisors is an integer number (1557727371).

Almost surely, 2^4153939654 is an apocalyptic number.

4153939654 is a deficient number, since it is larger than the sum of its proper divisors (2076969830).

4153939654 is a wasteful number, since it uses less digits than its factorization.

4153939654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2076969829.

The product of its digits is 1749600, while the sum is 49.

The square root of 4153939654 is about 64451.0640253518. The cubic root of 4153939654 is about 1607.5089306287.

The spelling of 4153939654 in words is "four billion, one hundred fifty-three million, nine hundred thirty-nine thousand, six hundred fifty-four".