127341720 has 224 divisors, whose sum is σ = 469815120. Its totient is φ = 30792960.

The previous prime is 127341719. The next prime is 127341727. The reversal of 127341720 is 27143721.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127341727) by changing a digit.

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 55 ways as a sum of consecutive naturals, for example, 320562 + ... + 320958.

Almost surely, 2^127341720 is an apocalyptic number.

127341720 is a gapful number since it is divisible by the number (10) 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 127341720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (234907560).

127341720 is an abundant number, since it is smaller than the sum of its proper divisors (342473400).

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

127341720 is a wasteful number, since it uses less digits than its factorization.

127341720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437 (or 418 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 127341720 is about 11284.5788578927. The cubic root of 127341720 is about 503.1029963243.

The spelling of 127341720 in words is "one hundred twenty-seven million, three hundred forty-one thousand, seven hundred twenty".