1214206601 has 4 divisors (see below), whose sum is σ = 1240040832. Its totient is φ = 1188372372.

The previous prime is 1214206573. The next prime is 1214206603. The reversal of 1214206601 is 1066024121.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1214206601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1214206603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12917045 + ... + 12917138.

It is an arithmetic number, because the mean of its divisors is an integer number (310010208).

Almost surely, 2^1214206601 is an apocalyptic number.

It is an amenable number.

1214206601 is a deficient number, since it is larger than the sum of its proper divisors (25834231).

1214206601 is an equidigital number, since it uses as much as digits as its factorization.

1214206601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25834230.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 1214206601 is about 34845.4674383915. The cubic root of 1214206601 is about 1066.8356744680.

It can be divided in two parts, 121 and 4206601, that multiplied together give a square (508998721 = 22561²).

The spelling of 1214206601 in words is "one billion, two hundred fourteen million, two hundred six thousand, six hundred one".