1411091009 has 4 divisors (see below), whose sum is σ = 1472442816. Its totient is φ = 1349739204.

The previous prime is 1411090987. The next prime is 1411091047. The reversal of 1411091009 is 9001901141.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9001901141 = 109 ⋅82586249.

It is a cyclic number.

It is not a de Polignac number, because 1411091009 - 2⁸ = 1411090753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1411091609) 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, 30675869 + ... + 30675914.

It is an arithmetic number, because the mean of its divisors is an integer number (368110704).

Almost surely, 2^1411091009 is an apocalyptic number.

It is an amenable number.

1411091009 is a deficient number, since it is larger than the sum of its proper divisors (61351807).

1411091009 is an equidigital number, since it uses as much as digits as its factorization.

1411091009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61351806.

The product of its (nonzero) digits is 324, while the sum is 26.

The square root of 1411091009 is about 37564.4913315754. The cubic root of 1411091009 is about 1121.6353154561.

The spelling of 1411091009 in words is "one billion, four hundred eleven million, ninety-one thousand, nine".