118367619253 has 4 divisors (see below), whose sum is σ = 127472820748. Its totient is φ = 109262417760.

The previous prime is 118367619241. The next prime is 118367619259. The reversal of 118367619253 is 352916763811.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 352916763811 = 14081 ⋅25063331.

It can be written as a sum of positive squares in 2 ways, for example, as 26471940804 + 91895678449 = 162702^2 + 303143^2 .

It is a cyclic number.

It is not a de Polignac number, because 118367619253 - 2²¹ = 118365522101 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 118367619253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118367619259) 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, 4552600728 + ... + 4552600753.

It is an arithmetic number, because the mean of its divisors is an integer number (31868205187).

Almost surely, 2^118367619253 is an apocalyptic number.

118367619253 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

118367619253 is a deficient number, since it is larger than the sum of its proper divisors (9105201495).

118367619253 is an equidigital number, since it uses as much as digits as its factorization.

118367619253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9105201494.

The product of its digits is 1632960, while the sum is 52.

The spelling of 118367619253 in words is "one hundred eighteen billion, three hundred sixty-seven million, six hundred nineteen thousand, two hundred fifty-three".