103458897091 has 16 divisors (see below), whose sum is σ = 118240674048. Its totient is φ = 89605780000.

The previous prime is 103458897083. The next prime is 103458897103. The reversal of 103458897091 is 190798854301.

It is a happy number.

It is not a de Polignac number, because 103458897091 - 2³ = 103458897083 is a prime.

It is a super-2 number, since 2×103458897091² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103458897391) 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, 751096 + ... + 878101.

It is an arithmetic number, because the mean of its divisors is an integer number (7390042128).

Almost surely, 2^103458897091 is an apocalyptic number.

103458897091 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

103458897091 is a deficient number, since it is larger than the sum of its proper divisors (14781776957).

103458897091 is a wasteful number, since it uses less digits than its factorization.

103458897091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1629482.

The product of its (nonzero) digits is 2177280, while the sum is 55.

The spelling of 103458897091 in words is "one hundred three billion, four hundred fifty-eight million, eight hundred ninety-seven thousand, ninety-one".