103491255 has 16 divisors (see below), whose sum is σ = 189241344. Its totient is φ = 47310240.

The previous prime is 103491253. The next prime is 103491277. The reversal of 103491255 is 552194301.

It is not a de Polignac number, because 103491255 - 2¹ = 103491253 is a prime.

It is a super-2 number, since 2×103491255² = 21420879722950050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103491253) 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, 492711 + ... + 492920.

It is an arithmetic number, because the mean of its divisors is an integer number (11827584).

Almost surely, 2^103491255 is an apocalyptic number.

103491255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

103491255 is a deficient number, since it is larger than the sum of its proper divisors (85750089).

103491255 is an equidigital number, since it uses as much as digits as its factorization.

103491255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 985646.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 103491255 is about 10173.0651723067. The cubic root of 103491255 is about 469.4988698212.

The spelling of 103491255 in words is "one hundred three million, four hundred ninety-one thousand, two hundred fifty-five".