107939497 has 4 divisors (see below), whose sum is σ = 109769040. Its totient is φ = 106109956.

The previous prime is 107939449. The next prime is 107939509. The reversal of 107939497 is 794939701.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 794939701 = 107 ⋅7429343.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-107939497 is a prime.

It is a super-2 number, since 2×107939497² = 23301870025226018, which contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 107939497.

It is not an unprimeable number, because it can be changed into a prime (107939197) 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, 914683 + ... + 914800.

It is an arithmetic number, because the mean of its divisors is an integer number (27442260).

Almost surely, 2^107939497 is an apocalyptic number.

It is an amenable number.

107939497 is a deficient number, since it is larger than the sum of its proper divisors (1829543).

107939497 is an equidigital number, since it uses as much as digits as its factorization.

107939497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1829542.

The product of its (nonzero) digits is 428652, while the sum is 49.

The square root of 107939497 is about 10389.3934856660. The cubic root of 107939497 is about 476.1313707144.

The spelling of 107939497 in words is "one hundred seven million, nine hundred thirty-nine thousand, four hundred ninety-seven".