1253003124143 has 4 divisors (see below), whose sum is σ = 1253006310000. Its totient is φ = 1252999938288.

The previous prime is 1253003124083. The next prime is 1253003124253. The reversal of 1253003124143 is 3414213003521.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1253003124143 - 2²² = 1252998929839 is a prime.

It is a super-2 number, since 2×1253003124143² (a number of 25 digits) 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 (1253003124343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 903518 + ... + 1822731.

It is an arithmetic number, because the mean of its divisors is an integer number (313251577500).

Almost surely, 2^{1253003124143} is an apocalyptic number.

1253003124143 is a deficient number, since it is larger than the sum of its proper divisors (3185857).

1253003124143 is an equidigital number, since it uses as much as digits as its factorization.

1253003124143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3185856.

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 1253003124143 its reverse (3414213003521), we get a palindrome (4667216127664).

The spelling of 1253003124143 in words is "one trillion, two hundred fifty-three billion, three million, one hundred twenty-four thousand, one hundred forty-three".