126061001 has 8 divisors (see below), whose sum is σ = 145610784. Its totient is φ = 107859520.

The previous prime is 126060989. The next prime is 126061031. The reversal of 126061001 is 100160621.

It is a happy number.

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 126061001 - 2¹⁴ = 126044617 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is not an unprimeable number, because it can be changed into a prime (126061031) 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 7 ways as a sum of consecutive naturals, for example, 336875 + ... + 337248.

It is an arithmetic number, because the mean of its divisors is an integer number (18201348).

Almost surely, 2^126061001 is an apocalyptic number.

126061001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

126061001 is a deficient number, since it is larger than the sum of its proper divisors (19549783).

126061001 is a wasteful number, since it uses less digits than its factorization.

126061001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674151.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 126061001 is about 11227.6890320315. The cubic root of 126061001 is about 501.4106841971.

The spelling of 126061001 in words is "one hundred twenty-six million, sixty-one thousand, one".