1234001231 has 8 divisors (see below), whose sum is σ = 1264745664. Its totient is φ = 1203287680.

The previous prime is 1234001203. The next prime is 1234001239. The reversal of 1234001231 is 1321004321.

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

It is not a de Polignac number, because 1234001231 - 2²⁶ = 1166892367 is a prime.

It is a super-2 number, since 2×1234001231² = 3045518076219030722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1234001239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87626 + ... + 100728.

It is an arithmetic number, because the mean of its divisors is an integer number (158093208).

Almost surely, 2^1234001231 is an apocalyptic number.

1234001231 is a deficient number, since it is larger than the sum of its proper divisors (30744433).

1234001231 is a wasteful number, since it uses less digits than its factorization.

1234001231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15441.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1234001231 is about 35128.3536619637. The cubic root of 1234001231 is about 1072.6018235472.

Adding to 1234001231 its reverse (1321004321), we get a palindrome (2555005552).

The spelling of 1234001231 in words is "one billion, two hundred thirty-four million, one thousand, two hundred thirty-one".