1409545506 has 8 divisors (see below), whose sum is σ = 2819091024. Its totient is φ = 469848500.

The previous prime is 1409545499. The next prime is 1409545517. The reversal of 1409545506 is 6055459041.

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

1409545506 is an admirable number.

It is a super-3 number, since 3×1409545506³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

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, 117462120 + ... + 117462131.

It is an arithmetic number, because the mean of its divisors is an integer number (352386378).

Almost surely, 2^1409545506 is an apocalyptic number.

1409545506 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1409545506 is a wasteful number, since it uses less digits than its factorization.

1409545506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234924256.

The product of its (nonzero) digits is 108000, while the sum is 39.

The square root of 1409545506 is about 37543.9143670449. The cubic root of 1409545506 is about 1121.2256740297.

The spelling of 1409545506 in words is "one billion, four hundred nine million, five hundred forty-five thousand, five hundred six".