1252134101 has 8 divisors (see below), whose sum is σ = 1262002560. Its totient is φ = 1242278208.

The previous prime is 1252134089. The next prime is 1252134109. The reversal of 1252134101 is 1014312521.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1252134101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252134109) 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, 334100 + ... + 337826.

It is an arithmetic number, because the mean of its divisors is an integer number (157750320).

Almost surely, 2^1252134101 is an apocalyptic number.

It is an amenable number.

1252134101 is a deficient number, since it is larger than the sum of its proper divisors (9868459).

1252134101 is a wasteful number, since it uses less digits than its factorization.

1252134101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6283.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 1252134101 is about 35385.5069343368. The cubic root of 1252134101 is about 1077.8300339676.

Adding to 1252134101 its reverse (1014312521), we get a palindrome (2266446622).

The spelling of 1252134101 in words is "one billion, two hundred fifty-two million, one hundred thirty-four thousand, one hundred one".