103431135 has 16 divisors (see below), whose sum is σ = 165626496. Its totient is φ = 55117728.

The previous prime is 103431103. The next prime is 103431137. The reversal of 103431135 is 531134301.

It is not a de Polignac number, because 103431135 - 2⁵ = 103431103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103431137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24232 + ... + 28178.

It is an arithmetic number, because the mean of its divisors is an integer number (10351656).

Almost surely, 2^103431135 is an apocalyptic number.

103431135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

103431135 is a deficient number, since it is larger than the sum of its proper divisors (62195361).

103431135 is a wasteful number, since it uses less digits than its factorization.

103431135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5702.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 103431135 is about 10170.1098814123. The cubic root of 103431135 is about 469.4079386614.

Adding to 103431135 its reverse (531134301), we get a palindrome (634565436).

The spelling of 103431135 in words is "one hundred three million, four hundred thirty-one thousand, one hundred thirty-five".