135954380 has 24 divisors (see below), whose sum is σ = 297918432. Its totient is φ = 52017152.

The previous prime is 135954359. The next prime is 135954419. The reversal of 135954380 is 83459531.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147317 + ... + 148236.

It is an arithmetic number, because the mean of its divisors is an integer number (12413268).

Almost surely, 2^135954380 is an apocalyptic number.

135954380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135954380 is an abundant number, since it is smaller than the sum of its proper divisors (161964052).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135954380 is a wasteful number, since it uses less digits than its factorization.

135954380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295585 (or 295583 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 38.

The square root of 135954380 is about 11659.9476842737. The cubic root of 135954380 is about 514.1988107863.

The spelling of 135954380 in words is "one hundred thirty-five million, nine hundred fifty-four thousand, three hundred eighty".