1252101 has 8 divisors (see below), whose sum is σ = 1767744. Its totient is φ = 785600.

The previous prime is 1252079. The next prime is 1252103. The reversal of 1252101 is 1012521.

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 1252101 - 2⁶ = 1252037 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252103) 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, 12225 + ... + 12326.

It is an arithmetic number, because the mean of its divisors is an integer number (220968).

2^1252101 is an apocalyptic number.

It is an amenable number.

1252101 is a deficient number, since it is larger than the sum of its proper divisors (515643).

1252101 is a wasteful number, since it uses less digits than its factorization.

1252101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24571.

The product of its (nonzero) digits is 20, while the sum is 12.

The square root of 1252101 is about 1118.9731900274. The cubic root of 1252101 is about 107.7820536165.

Adding to 1252101 its reverse (1012521), we get a palindrome (2264622).

The spelling of 1252101 in words is "one million, two hundred fifty-two thousand, one hundred one".