107199142 has 4 divisors (see below), whose sum is σ = 160798716. Its totient is φ = 53599570.

The previous prime is 107199139. The next prime is 107199149. The reversal of 107199142 is 241991701.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 241991701 = 7 ⋅34570243.

It is a super-2 number, since 2×107199142² = 22983312091072328, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 107199098 and 107199107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107199149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26799784 + ... + 26799787.

It is an arithmetic number, because the mean of its divisors is an integer number (40199679).

Almost surely, 2^107199142 is an apocalyptic number.

107199142 is a deficient number, since it is larger than the sum of its proper divisors (53599574).

107199142 is an equidigital number, since it uses as much as digits as its factorization.

107199142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53599573.

The product of its (nonzero) digits is 4536, while the sum is 34.

The square root of 107199142 is about 10353.7018500631. The cubic root of 107199142 is about 475.0402802406.

The spelling of 107199142 in words is "one hundred seven million, one hundred ninety-nine thousand, one hundred forty-two".