135298121372 has 12 divisors (see below), whose sum is σ = 236975307576. Its totient is φ = 67590890640.

The previous prime is 135298121347. The next prime is 135298121393. The reversal of 135298121372 is 273121892531.

135298121372 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14537279 + ... + 14546582.

It is an arithmetic number, because the mean of its divisors is an integer number (19747942298).

Almost surely, 2^135298121372 is an apocalyptic number.

It is an amenable number.

135298121372 is a deficient number, since it is larger than the sum of its proper divisors (101677186204).

135298121372 is a wasteful number, since it uses less digits than its factorization.

135298121372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29085028 (or 29085026 counting only the distinct ones).

The product of its digits is 181440, while the sum is 44.

The spelling of 135298121372 in words is "one hundred thirty-five billion, two hundred ninety-eight million, one hundred twenty-one thousand, three hundred seventy-two".