1252341431403 has 8 divisors (see below), whose sum is σ = 1669795450368. Its totient is φ = 834890850024.

The previous prime is 1252341431399. The next prime is 1252341431441. The reversal of 1252341431403 is 3041341432521.

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

It is not a de Polignac number, because 1252341431403 - 2² = 1252341431399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1252341431443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165150 + ... + 1591212.

It is an arithmetic number, because the mean of its divisors is an integer number (208724431296).

Almost surely, 2^{1252341431403} is an apocalyptic number.

1252341431403 is a deficient number, since it is larger than the sum of its proper divisors (417454018965).

1252341431403 is a wasteful number, since it uses less digits than its factorization.

1252341431403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1718793.

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 1252341431403 its reverse (3041341432521), we get a palindrome (4293682863924).

The spelling of 1252341431403 in words is "one trillion, two hundred fifty-two billion, three hundred forty-one million, four hundred thirty-one thousand, four hundred three".