103587991127 has 8 divisors (see below), whose sum is σ = 109129907760. Its totient is φ = 98055066240.

The previous prime is 103587991081. The next prime is 103587991183. The reversal of 103587991127 is 721199785301.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 103587991127 - 2¹⁶ = 103587925591 is a prime.

It is a super-3 number, since 3×103587991127³ (a number of 34 digits) contains 333 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 (103587991327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2224274 + ... + 2270367.

It is an arithmetic number, because the mean of its divisors is an integer number (13641238470).

Almost surely, 2^103587991127 is an apocalyptic number.

103587991127 is a deficient number, since it is larger than the sum of its proper divisors (5541916633).

103587991127 is a wasteful number, since it uses less digits than its factorization.

103587991127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4495873.

The product of its (nonzero) digits is 952560, while the sum is 53.

The spelling of 103587991127 in words is "one hundred three billion, five hundred eighty-seven million, nine hundred ninety-one thousand, one hundred twenty-seven".