1253424205541 has 16 divisors (see below), whose sum is σ = 1303404099840. Its totient is φ = 1203911096640.

The previous prime is 1253424205529. The next prime is 1253424205571. The reversal of 1253424205541 is 1455024243521.

It is a cyclic number.

It is not a de Polignac number, because 1253424205541 - 2¹⁰ = 1253424204517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1253424205495 and 1253424205504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1253424205571) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4192655 + ... + 4481651.

It is an arithmetic number, because the mean of its divisors is an integer number (81462756240).

Almost surely, 2^{1253424205541} is an apocalyptic number.

It is an amenable number.

1253424205541 is a deficient number, since it is larger than the sum of its proper divisors (49979894299).

1253424205541 is a wasteful number, since it uses less digits than its factorization.

1253424205541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289804.

The product of its (nonzero) digits is 192000, while the sum is 38.

The spelling of 1253424205541 in words is "one trillion, two hundred fifty-three billion, four hundred twenty-four million, two hundred five thousand, five hundred forty-one".