126587201 has 8 divisors (see below), whose sum is σ = 137968320. Its totient is φ = 115440912.

The previous prime is 126587179. The next prime is 126587203. The reversal of 126587201 is 102785621.

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 126587201 - 2¹⁸ = 126325057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126587203) 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, 57581 + ... + 59738.

It is an arithmetic number, because the mean of its divisors is an integer number (17246040).

Almost surely, 2^126587201 is an apocalyptic number.

It is an amenable number.

126587201 is a deficient number, since it is larger than the sum of its proper divisors (11381119).

126587201 is a wasteful number, since it uses less digits than its factorization.

126587201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117415.

The product of its (nonzero) digits is 6720, while the sum is 32.

The square root of 126587201 is about 11251.0977686624. The cubic root of 126587201 is about 502.1073734755.

The spelling of 126587201 in words is "one hundred twenty-six million, five hundred eighty-seven thousand, two hundred one".