3134240311421 has 4 divisors (see below), whose sum is σ = 3134245826844. Its totient is φ = 3134234796000.

The previous prime is 3134240311387. The next prime is 3134240311453. The reversal of 3134240311421 is 1241130424313.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2885194399396 + 249045912025 = 1698586^2 + 499045^2 .

It is a cyclic number.

It is not a de Polignac number, because 3134240311421 - 2³⁸ = 2859362404477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3134240311121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1792760 + ... + 3079361.

It is an arithmetic number, because the mean of its divisors is an integer number (783561456711).

Almost surely, 2^{3134240311421} is an apocalyptic number.

It is an amenable number.

3134240311421 is a deficient number, since it is larger than the sum of its proper divisors (5515423).

3134240311421 is an equidigital number, since it uses as much as digits as its factorization.

3134240311421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5515422.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 3134240311421 its reverse (1241130424313), we get a palindrome (4375370735734).

The spelling of 3134240311421 in words is "three trillion, one hundred thirty-four billion, two hundred forty million, three hundred eleven thousand, four hundred twenty-one".