1351114431011 has 4 divisors (see below), whose sum is σ = 1363741668792. Its totient is φ = 1338487193232.

The previous prime is 1351114431001. The next prime is 1351114431013. The reversal of 1351114431011 is 1101344111531.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1351114431011 - 2¹⁴ = 1351114414627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1351114431013) 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, 6313618730 + ... + 6313618943.

It is an arithmetic number, because the mean of its divisors is an integer number (340935417198).

Almost surely, 2^{1351114431011} is an apocalyptic number.

1351114431011 is a deficient number, since it is larger than the sum of its proper divisors (12627237781).

1351114431011 is a wasteful number, since it uses less digits than its factorization.

1351114431011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12627237780.

The product of its (nonzero) digits is 720, while the sum is 26.

Adding to 1351114431011 its reverse (1101344111531), we get a palindrome (2452458542542).

The spelling of 1351114431011 in words is "one trillion, three hundred fifty-one billion, one hundred fourteen million, four hundred thirty-one thousand, eleven".