126020656 has 10 divisors (see below), whose sum is σ = 244165052. Its totient is φ = 63010320.

The previous prime is 126020627. The next prime is 126020663. The reversal of 126020656 is 656020621.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3938130 + ... + 3938161.

Almost surely, 2^126020656 is an apocalyptic number.

126020656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

126020656 is a deficient number, since it is larger than the sum of its proper divisors (118144396).

126020656 is an equidigital number, since it uses as much as digits as its factorization.

126020656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7876299 (or 7876293 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 126020656 is about 11225.8922139846. The cubic root of 126020656 is about 501.3571874181.

The spelling of 126020656 in words is "one hundred twenty-six million, twenty thousand, six hundred fifty-six".