135801490 has 32 divisors (see below), whose sum is σ = 275866560. Its totient is φ = 47678400.

The previous prime is 135801427. The next prime is 135801503. The reversal of 135801490 is 94108531.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18096 + ... + 24475.

It is an arithmetic number, because the mean of its divisors is an integer number (8620830).

Almost surely, 2^135801490 is an apocalyptic number.

135801490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135801490 is an abundant number, since it is smaller than the sum of its proper divisors (140065070).

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

135801490 is a wasteful number, since it uses less digits than its factorization.

135801490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42618.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 135801490 is about 11653.3896356382. The cubic root of 135801490 is about 514.0059879089.

The spelling of 135801490 in words is "one hundred thirty-five million, eight hundred one thousand, four hundred ninety".