1125214103 has 16 divisors (see below), whose sum is σ = 1222588416. Its totient is φ = 1029425760.

The previous prime is 1125214093. The next prime is 1125214109. The reversal of 1125214103 is 3014125211.

It is a cyclic number.

It is not a de Polignac number, because 1125214103 - 2⁴ = 1125214087 is a prime.

It is a super-2 number, since 2×1125214103² = 2532213555180189218, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125214109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1134938 + ... + 1135928.

It is an arithmetic number, because the mean of its divisors is an integer number (76411776).

Almost surely, 2^1125214103 is an apocalyptic number.

1125214103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1125214103 is a deficient number, since it is larger than the sum of its proper divisors (97374313).

1125214103 is a wasteful number, since it uses less digits than its factorization.

1125214103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1694.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 1125214103 is about 33544.2111697384. The cubic root of 1125214103 is about 1040.1078854426.

Adding to 1125214103 its reverse (3014125211), we get a palindrome (4139339314).

The spelling of 1125214103 in words is "one billion, one hundred twenty-five million, two hundred fourteen thousand, one hundred three".