118394797 has 4 divisors (see below), whose sum is σ = 122214016. Its totient is φ = 114575580.

The previous prime is 118394767. The next prime is 118394803. The reversal of 118394797 is 797493811.

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: 797493811 = 877 ⋅909343.

It is a cyclic number.

It is not a de Polignac number, because 118394797 - 2¹¹ = 118392749 is a prime.

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 118394797.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118394737) 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, 1909563 + ... + 1909624.

It is an arithmetic number, because the mean of its divisors is an integer number (30553504).

Almost surely, 2^118394797 is an apocalyptic number.

It is an amenable number.

118394797 is a deficient number, since it is larger than the sum of its proper divisors (3819219).

118394797 is an equidigital number, since it uses as much as digits as its factorization.

118394797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3819218.

The product of its digits is 381024, while the sum is 49.

The square root of 118394797 is about 10880.9373217568. The cubic root of 118394797 is about 491.0332175695.

The spelling of 118394797 in words is "one hundred eighteen million, three hundred ninety-four thousand, seven hundred ninety-seven".