1251254323 has 8 divisors (see below), whose sum is σ = 1370198016. Its totient is φ = 1133176200.

The previous prime is 1251254297. The next prime is 1251254339. The reversal of 1251254323 is 3234521521.

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-1251254323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1251254291 and 1251254300.

It is not an unprimeable number, because it can be changed into a prime (1251254353) 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, 213363 + ... + 219148.

It is an arithmetic number, because the mean of its divisors is an integer number (171274752).

Almost surely, 2^1251254323 is an apocalyptic number.

1251254323 is a deficient number, since it is larger than the sum of its proper divisors (118943693).

1251254323 is a wasteful number, since it uses less digits than its factorization.

1251254323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432785.

The product of its digits is 7200, while the sum is 28.

The square root of 1251254323 is about 35373.0734175022. The cubic root of 1251254323 is about 1077.5775388275.

Adding to 1251254323 its reverse (3234521521), we get a palindrome (4485775844).

The spelling of 1251254323 in words is "one billion, two hundred fifty-one million, two hundred fifty-four thousand, three hundred twenty-three".