1103140351 has 4 divisors (see below), whose sum is σ = 1103292400. Its totient is φ = 1102988304.

The previous prime is 1103140343. The next prime is 1103140369. The reversal of 1103140351 is 1530413011.

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 1103140351 - 2³ = 1103140343 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 (1103140321) 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, 64566 + ... + 79843.

It is an arithmetic number, because the mean of its divisors is an integer number (275823100).

Almost surely, 2^1103140351 is an apocalyptic number.

1103140351 is a deficient number, since it is larger than the sum of its proper divisors (152049).

1103140351 is an equidigital number, since it uses as much as digits as its factorization.

1103140351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152048.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 1103140351 is about 33213.5567351646. The cubic root of 1103140351 is about 1033.2615220879.

Adding to 1103140351 its reverse (1530413011), we get a palindrome (2633553362).

The spelling of 1103140351 in words is "one billion, one hundred three million, one hundred forty thousand, three hundred fifty-one".