118042153 has 4 divisors (see below), whose sum is σ = 118076868. Its totient is φ = 118007440.

The previous prime is 118042147. The next prime is 118042159. The reversal of 118042153 is 351240811.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 351240811 = 83 ⋅4231817.

It is an interprime number because it is at equal distance from previous prime (118042147) and next prime (118042159).

It can be written as a sum of positive squares in 2 ways, for example, as 78641424 + 39400729 = 8868^2 + 6277^2 .

It is a cyclic number.

It is not a de Polignac number, because 118042153 - 2¹⁷ = 117911081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (118042159) 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, 11626 + ... + 19267.

It is an arithmetic number, because the mean of its divisors is an integer number (29519217).

Almost surely, 2^118042153 is an apocalyptic number.

It is an amenable number.

118042153 is a deficient number, since it is larger than the sum of its proper divisors (34715).

118042153 is an equidigital number, since it uses as much as digits as its factorization.

118042153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34714.

The product of its (nonzero) digits is 960, while the sum is 25.

The square root of 118042153 is about 10864.7205670464. The cubic root of 118042153 is about 490.5452115399.

Adding to 118042153 its reverse (351240811), we get a palindrome (469282964).

The spelling of 118042153 in words is "one hundred eighteen million, forty-two thousand, one hundred fifty-three".