1409666841 has 32 divisors (see below), whose sum is σ = 2280608640. Its totient is φ = 853459200.

The previous prime is 1409666827. The next prime is 1409666851. The reversal of 1409666841 is 1486669041.

It is not a de Polignac number, because 1409666841 - 2⁶ = 1409666777 is a prime.

It is a super-2 number, since 2×1409666841² = 3974321205229838562, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1409666821) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 390541 + ... + 394133.

It is an arithmetic number, because the mean of its divisors is an integer number (71269020).

Almost surely, 2^1409666841 is an apocalyptic number.

1409666841 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1409666841 is a deficient number, since it is larger than the sum of its proper divisors (870941799).

1409666841 is a wasteful number, since it uses less digits than its factorization.

1409666841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4934 (or 4928 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The square root of 1409666841 is about 37545.5302399633. The cubic root of 1409666841 is about 1121.2578451594.

The spelling of 1409666841 in words is "one billion, four hundred nine million, six hundred sixty-six thousand, eight hundred forty-one".