4151220434 has 16 divisors (see below), whose sum is σ = 6662014080. Its totient is φ = 1934130960.

The previous prime is 4151220427. The next prime is 4151220443. The reversal of 4151220434 is 4340221514.

It is a Curzon 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 7 ways as a sum of consecutive naturals, for example, 893114 + ... + 897749.

It is an arithmetic number, because the mean of its divisors is an integer number (416375880).

Almost surely, 2^4151220434 is an apocalyptic number.

4151220434 is a deficient number, since it is larger than the sum of its proper divisors (2510793646).

4151220434 is a wasteful number, since it uses less digits than its factorization.

4151220434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1790945.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 4151220434 is about 64429.9653422226. The cubic root of 4151220434 is about 1607.1580890218.

Adding to 4151220434 its reverse (4340221514), we get a palindrome (8491441948).

The spelling of 4151220434 in words is "four billion, one hundred fifty-one million, two hundred twenty thousand, four hundred thirty-four".