1254020240001 has 16 divisors (see below), whose sum is σ = 1702893136320. Its totient is φ = 820622530560.

The previous prime is 1254020239999. The next prime is 1254020240023. The reversal of 1254020240001 is 1000420204521.

It is not a de Polignac number, because 1254020240001 - 2¹ = 1254020239999 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1254020240001.

It is not an unprimeable number, because it can be changed into a prime (1254020240101) 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, 5144520 + ... + 5382761.

It is an arithmetic number, because the mean of its divisors is an integer number (106430821020).

Almost surely, 2^{1254020240001} is an apocalyptic number.

It is an amenable number.

1254020240001 is a deficient number, since it is larger than the sum of its proper divisors (448872896319).

1254020240001 is a wasteful number, since it uses less digits than its factorization.

1254020240001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10528016.

The product of its (nonzero) digits is 640, while the sum is 21.

Adding to 1254020240001 its reverse (1000420204521), we get a palindrome (2254440444522).

The spelling of 1254020240001 in words is "one trillion, two hundred fifty-four billion, twenty million, two hundred forty thousand, one".