4126213491 has 16 divisors (see below), whose sum is σ = 5685270528. Its totient is φ = 2659176000.

The previous prime is 4126213457. The next prime is 4126213517. The reversal of 4126213491 is 1943126214.

4126213491 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4126213491 - 2²⁶ = 4059104627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4126213691) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63466 + ... + 110816.

It is an arithmetic number, because the mean of its divisors is an integer number (355329408).

Almost surely, 2^4126213491 is an apocalyptic number.

4126213491 is a deficient number, since it is larger than the sum of its proper divisors (1559057037).

4126213491 is a wasteful number, since it uses less digits than its factorization.

4126213491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48322.

The product of its digits is 10368, while the sum is 33.

The square root of 4126213491 is about 64235.6092132705. The cubic root of 4126213491 is about 1603.9244147928.

The spelling of 4126213491 in words is "four billion, one hundred twenty-six million, two hundred thirteen thousand, four hundred ninety-one".