1250040413121 has 8 divisors (see below), whose sum is σ = 1673636404704. Its totient is φ = 829902348480.

The previous prime is 1250040413113. The next prime is 1250040413131. The reversal of 1250040413121 is 1213140400521.

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

It is not a de Polignac number, because 1250040413121 - 2³ = 1250040413113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1250040413091 and 1250040413100.

It is not an unprimeable number, because it can be changed into a prime (1250040413101) 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, 864480891 + ... + 864482336.

It is an arithmetic number, because the mean of its divisors is an integer number (209204550588).

Almost surely, 2^{1250040413121} is an apocalyptic number.

It is an amenable number.

1250040413121 is a deficient number, since it is larger than the sum of its proper divisors (423595991583).

1250040413121 is a wasteful number, since it uses less digits than its factorization.

1250040413121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1728963471.

The product of its (nonzero) digits is 960, while the sum is 24.

Adding to 1250040413121 its reverse (1213140400521), we get a palindrome (2463180813642).

The spelling of 1250040413121 in words is "one trillion, two hundred fifty billion, forty million, four hundred thirteen thousand, one hundred twenty-one".