1241551113 has 12 divisors (see below), whose sum is σ = 1819574064. Its totient is φ = 752455000.

The previous prime is 1241551081. The next prime is 1241551127. The reversal of 1241551113 is 3111551421.

It is not a de Polignac number, because 1241551113 - 2⁵ = 1241551081 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1241551153) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1709763 + ... + 1710488.

It is an arithmetic number, because the mean of its divisors is an integer number (151631172).

Almost surely, 2^1241551113 is an apocalyptic number.

It is an amenable number.

1241551113 is a deficient number, since it is larger than the sum of its proper divisors (578022951).

1241551113 is a wasteful number, since it uses less digits than its factorization.

1241551113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3420276 (or 3420265 counting only the distinct ones).

The product of its digits is 600, while the sum is 24.

The square root of 1241551113 is about 35235.6511646940. The cubic root of 1241551113 is about 1074.7848462148.

The spelling of 1241551113 in words is "one billion, two hundred forty-one million, five hundred fifty-one thousand, one hundred thirteen".