1341947720 has 32 divisors (see below), whose sum is σ = 3057609600. Its totient is φ = 529983168.

The previous prime is 1341947707. The next prime is 1341947729. The reversal of 1341947720 is 277491431.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1341947729) 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, 209174 + ... + 215493.

It is an arithmetic number, because the mean of its divisors is an integer number (95550300).

Almost surely, 2^1341947720 is an apocalyptic number.

1341947720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1341947720 is an abundant number, since it is smaller than the sum of its proper divisors (1715661880).

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

1341947720 is a wasteful number, since it uses less digits than its factorization.

1341947720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424757 (or 424753 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 1341947720 is about 36632.6046030036. The cubic root of 1341947720 is about 1103.0076696253.

The spelling of 1341947720 in words is "one billion, three hundred forty-one million, nine hundred forty-seven thousand, seven hundred twenty".