4612391771 has 12 divisors (see below), whose sum is σ = 5288279832. Its totient is φ = 4007143296.

The previous prime is 4612391731. The next prime is 4612391783. The reversal of 4612391771 is 1771932164.

It is not a de Polignac number, because 4612391771 - 2²² = 4608197467 is a prime.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4612391731) by changing a digit.

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 in 11 ways as a sum of consecutive naturals, for example, 799841 + ... + 805586.

It is an arithmetic number, because the mean of its divisors is an integer number (440689986).

Almost surely, 2^4612391771 is an apocalyptic number.

4612391771 is a deficient number, since it is larger than the sum of its proper divisors (675888061).

4612391771 is a wasteful number, since it uses less digits than its factorization.

4612391771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1605470 (or 1605457 counting only the distinct ones).

The product of its digits is 63504, while the sum is 41.

The square root of 4612391771 is about 67914.5917384475. The cubic root of 4612391771 is about 1664.5955509851.

The spelling of 4612391771 in words is "four billion, six hundred twelve million, three hundred ninety-one thousand, seven hundred seventy-one".