103391127 has 48 divisors (see below), whose sum is σ = 188701920. Its totient is φ = 55593216.

The previous prime is 103391111. The next prime is 103391129. The reversal of 103391127 is 721193301.

It is not a de Polignac number, because 103391127 - 2⁴ = 103391111 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 103391127.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103391129) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 20193 + ... + 24789.

It is an arithmetic number, because the mean of its divisors is an integer number (3931290).

Almost surely, 2^103391127 is an apocalyptic number.

103391127 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

103391127 is a deficient number, since it is larger than the sum of its proper divisors (85310793).

103391127 is a wasteful number, since it uses less digits than its factorization.

103391127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4637 (or 4624 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 27.

The square root of 103391127 is about 10168.1427507682. The cubic root of 103391127 is about 469.3474072596.

The spelling of 103391127 in words is "one hundred three million, three hundred ninety-one thousand, one hundred twenty-seven".