1341405072 has 120 divisors (see below), whose sum is σ = 4330812096. Its totient is φ = 379646208.

The previous prime is 1341405031. The next prime is 1341405083. The reversal of 1341405072 is 2705041431.

1341405072 is a `hidden beast` number, since 13 + 4 + 140 + 507 + 2 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 101638 + ... + 114074.

Almost surely, 2^1341405072 is an apocalyptic number.

1341405072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1341405072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2165406048).

1341405072 is an abundant number, since it is smaller than the sum of its proper divisors (2989407024).

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

1341405072 is a wasteful number, since it uses less digits than its factorization.

1341405072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12565 (or 12556 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 1341405072 is about 36625.1972281379. The cubic root of 1341405072 is about 1102.8589739164.

The spelling of 1341405072 in words is "one billion, three hundred forty-one million, four hundred five thousand, seventy-two".