126080621 has 8 divisors (see below), whose sum is σ = 127198464. Its totient is φ = 124966800.

The previous prime is 126080611. The next prime is 126080639.

126080621 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126080621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126080611) 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, 113756 + ... + 114858.

It is an arithmetic number, because the mean of its divisors is an integer number (15899808).

Almost surely, 2^126080621 is an apocalyptic number.

It is an amenable number.

126080621 is a deficient number, since it is larger than the sum of its proper divisors (1117843).

126080621 is a wasteful number, since it uses less digits than its factorization.

126080621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2011.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 126080621 is about 11228.5627308218. The cubic root of 126080621 is about 501.4366958561.

The spelling of 126080621 in words is "one hundred twenty-six million, eighty thousand, six hundred twenty-one".