4134720787 has 4 divisors (see below), whose sum is σ = 4314491280. Its totient is φ = 3954950296.

The previous prime is 4134720749. The next prime is 4134720797. The reversal of 4134720787 is 7870274314.

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

It is a cyclic number.

It is not a de Polignac number, because 4134720787 - 2¹¹ = 4134718739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4134720797) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89885212 + ... + 89885257.

It is an arithmetic number, because the mean of its divisors is an integer number (1078622820).

Almost surely, 2^4134720787 is an apocalyptic number.

4134720787 is a deficient number, since it is larger than the sum of its proper divisors (179770493).

4134720787 is a wasteful number, since it uses less digits than its factorization.

4134720787 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179770492.

The product of its (nonzero) digits is 263424, while the sum is 43.

The square root of 4134720787 is about 64301.7945861544. The cubic root of 4134720787 is about 1605.0259649077.

The spelling of 4134720787 in words is "four billion, one hundred thirty-four million, seven hundred twenty thousand, seven hundred eighty-seven".