126130445 has 8 divisors (see below), whose sum is σ = 172978944. Its totient is φ = 86489424.

The previous prime is 126130427. The next prime is 126130457. The reversal of 126130445 is 544031621.

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

It is a de Polignac number, because none of the positive numbers 2^k-126130445 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1801829 + ... + 1801898.

It is an arithmetic number, because the mean of its divisors is an integer number (21622368).

Almost surely, 2^126130445 is an apocalyptic number.

It is an amenable number.

126130445 is a deficient number, since it is larger than the sum of its proper divisors (46848499).

126130445 is an equidigital number, since it uses as much as digits as its factorization.

126130445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3603739.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 126130445 is about 11230.7811393509. The cubic root of 126130445 is about 501.5027390261.

The spelling of 126130445 in words is "one hundred twenty-six million, one hundred thirty thousand, four hundred forty-five".