1374408209 has 8 divisors (see below), whose sum is σ = 1383625152. Its totient is φ = 1365222640.

The previous prime is 1374408181. The next prime is 1374408227. The reversal of 1374408209 is 9028044731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1374408209 - 2¹² = 1374404113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1374408239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83582 + ... + 98664.

It is an arithmetic number, because the mean of its divisors is an integer number (172953144).

Almost surely, 2^1374408209 is an apocalyptic number.

It is an amenable number.

1374408209 is a deficient number, since it is larger than the sum of its proper divisors (9216943).

1374408209 is a wasteful number, since it uses less digits than its factorization.

1374408209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15687.

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 1374408209 is about 37073.0118684738. The cubic root of 1374408209 is about 1111.8304913131.

The spelling of 1374408209 in words is "one billion, three hundred seventy-four million, four hundred eight thousand, two hundred nine".