1411023643 has 4 divisors (see below), whose sum is σ = 1430352808. Its totient is φ = 1391694480.

The previous prime is 1411023641. The next prime is 1411023673. The reversal of 1411023643 is 3463201141.

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 1411023643 - 2¹ = 1411023641 is a prime.

It is a super-2 number, since 2×1411023643² = 3981975442209982898, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1411023641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9664473 + ... + 9664618.

It is an arithmetic number, because the mean of its divisors is an integer number (357588202).

Almost surely, 2^1411023643 is an apocalyptic number.

1411023643 is a deficient number, since it is larger than the sum of its proper divisors (19329165).

1411023643 is an equidigital number, since it uses as much as digits as its factorization.

1411023643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19329164.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 1411023643 is about 37563.5946496072. The cubic root of 1411023643 is about 1121.6174660789.

Adding to 1411023643 its reverse (3463201141), we get a palindrome (4874224784).

The spelling of 1411023643 in words is "one billion, four hundred eleven million, twenty-three thousand, six hundred forty-three".