103115099 has 4 divisors (see below), whose sum is σ = 104027736. Its totient is φ = 102202464.

The previous prime is 103115087. The next prime is 103115107. The reversal of 103115099 is 990511301.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103115099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103115009) 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, 456149 + ... + 456374.

It is an arithmetic number, because the mean of its divisors is an integer number (26006934).

Almost surely, 2^103115099 is an apocalyptic number.

103115099 is a deficient number, since it is larger than the sum of its proper divisors (912637).

103115099 is an equidigital number, since it uses as much as digits as its factorization.

103115099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 912636.

The product of its (nonzero) digits is 1215, while the sum is 29.

The square root of 103115099 is about 10154.5605025525. The cubic root of 103115099 is about 468.9293556260.

The spelling of 103115099 in words is "one hundred three million, one hundred fifteen thousand, ninety-nine".