136260998 has 4 divisors (see below), whose sum is σ = 204391500. Its totient is φ = 68130498.

The previous prime is 136260983. The next prime is 136261033. The reversal of 136260998 is 899062631.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 899062631 = 24169 ⋅37199.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34065248 + ... + 34065251.

It is an arithmetic number, because the mean of its divisors is an integer number (51097875).

Almost surely, 2^136260998 is an apocalyptic number.

136260998 is a deficient number, since it is larger than the sum of its proper divisors (68130502).

136260998 is an equidigital number, since it uses as much as digits as its factorization.

136260998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68130501.

The product of its (nonzero) digits is 139968, while the sum is 44.

The square root of 136260998 is about 11673.0886229824. The cubic root of 136260998 is about 514.5850781840.

The spelling of 136260998 in words is "one hundred thirty-six million, two hundred sixty thousand, nine hundred ninety-eight".