126349601 has 8 divisors (see below), whose sum is σ = 151999680. Its totient is φ = 102599568.

The previous prime is 126349589. The next prime is 126349637. The reversal of 126349601 is 106943621.

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

It is a cyclic number.

It is not a de Polignac number, because 126349601 - 2⁶ = 126349537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (126349001) 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, 474866 + ... + 475131.

It is an arithmetic number, because the mean of its divisors is an integer number (18999960).

Almost surely, 2^126349601 is an apocalyptic number.

It is an amenable number.

126349601 is a deficient number, since it is larger than the sum of its proper divisors (25650079).

126349601 is an equidigital number, since it uses as much as digits as its factorization.

126349601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 950023.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 126349601 is about 11240.5338396359. The cubic root of 126349601 is about 501.7930303980.

The spelling of 126349601 in words is "one hundred twenty-six million, three hundred forty-nine thousand, six hundred one".