103961199 has 16 divisors (see below), whose sum is σ = 142420320. Its totient is φ = 67415040.

The previous prime is 103961189. The next prime is 103961213. The reversal of 103961199 is 991169301.

It is a happy number.

It is not a de Polignac number, because 103961199 - 2¹² = 103957103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103961119) 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, 47767 + ... + 49895.

It is an arithmetic number, because the mean of its divisors is an integer number (8901270).

Almost surely, 2^103961199 is an apocalyptic number.

103961199 is a deficient number, since it is larger than the sum of its proper divisors (38459121).

103961199 is a wasteful number, since it uses less digits than its factorization.

103961199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2570.

The product of its (nonzero) digits is 13122, while the sum is 39.

The square root of 103961199 is about 10196.1364741749. The cubic root of 103961199 is about 470.2084468482.

The spelling of 103961199 in words is "one hundred three million, nine hundred sixty-one thousand, one hundred ninety-nine".