1240442321134 has 8 divisors (see below), whose sum is σ = 1860680474928. Its totient is φ = 620215496160.

The previous prime is 1240442321081. The next prime is 1240442321149. The reversal of 1240442321134 is 4311232440421.

It is a happy number.

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

It is a super-3 number, since 3×1240442321134³ (a number of 37 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1240442321096 and 1240442321105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2552962 + ... + 2999749.

It is an arithmetic number, because the mean of its divisors is an integer number (232585059366).

Almost surely, 2^{1240442321134} is an apocalyptic number.

1240442321134 is a deficient number, since it is larger than the sum of its proper divisors (620238153794).

1240442321134 is a wasteful number, since it uses less digits than its factorization.

1240442321134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5664410.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 1240442321134 its reverse (4311232440421), we get a palindrome (5551674761555).

The spelling of 1240442321134 in words is "one trillion, two hundred forty billion, four hundred forty-two million, three hundred twenty-one thousand, one hundred thirty-four".