109147500031 has 4 divisors (see below), whose sum is σ = 109600394464. Its totient is φ = 108694605600.

The previous prime is 109147499977. The next prime is 109147500041. The reversal of 109147500031 is 130005741901.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 109147500031 - 2²³ = 109139111423 is a prime.

It is a super-3 number, since 3×109147500031³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 109147499966 and 109147500002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109147500041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 226446855 + ... + 226447336.

It is an arithmetic number, because the mean of its divisors is an integer number (27400098616).

Almost surely, 2^109147500031 is an apocalyptic number.

109147500031 is a deficient number, since it is larger than the sum of its proper divisors (452894433).

109147500031 is an equidigital number, since it uses as much as digits as its factorization.

109147500031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452894432.

The product of its (nonzero) digits is 3780, while the sum is 31.

The spelling of 109147500031 in words is "one hundred nine billion, one hundred forty-seven million, five hundred thousand, thirty-one".