1351834111 has 4 divisors (see below), whose sum is σ = 1352367000. Its totient is φ = 1351301224.

The previous prime is 1351834103. The next prime is 1351834139. The reversal of 1351834111 is 1114381531.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1114381531 = 1249 ⋅892219.

It is a cyclic number.

It is not a de Polignac number, because 1351834111 - 2³ = 1351834103 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1351834111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351834151) 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, 262621 + ... + 267718.

It is an arithmetic number, because the mean of its divisors is an integer number (338091750).

Almost surely, 2^1351834111 is an apocalyptic number.

1351834111 is a deficient number, since it is larger than the sum of its proper divisors (532889).

1351834111 is an equidigital number, since it uses as much as digits as its factorization.

1351834111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532888.

The product of its digits is 1440, while the sum is 28.

The square root of 1351834111 is about 36767.2967594845. The cubic root of 1351834111 is about 1105.7097358897.

The spelling of 1351834111 in words is "one billion, three hundred fifty-one million, eight hundred thirty-four thousand, one hundred eleven".