1243134411040 has 96 divisors (see below), whose sum is σ = 3048563879424. Its totient is φ = 478695459840.

The previous prime is 1243134410989. The next prime is 1243134411053. The reversal of 1243134411040 is 401144313421.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 896284 + ... + 1813723.

It is an arithmetic number, because the mean of its divisors is an integer number (31755873744).

Almost surely, 2^{1243134411040} is an apocalyptic number.

1243134411040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1243134411040 is an abundant number, since it is smaller than the sum of its proper divisors (1805429468384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1243134411040 is a wasteful number, since it uses less digits than its factorization.

1243134411040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2710130 (or 2710122 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 1243134411040 its reverse (401144313421), we get a palindrome (1644278724461).

The spelling of 1243134411040 in words is "one trillion, two hundred forty-three billion, one hundred thirty-four million, four hundred eleven thousand, forty".