134521750 has 48 divisors (see below), whose sum is σ = 276861312. Its totient is φ = 48906000.

The previous prime is 134521727. The next prime is 134521763. The reversal of 134521750 is 57125431.

It is a happy number.

It is a super-2 number, since 2×134521750² = 36192202446125000, which contains 22 as substring.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28027 + ... + 32473.

It is an arithmetic number, because the mean of its divisors is an integer number (5767944).

Almost surely, 2^134521750 is an apocalyptic number.

134521750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134521750 is an abundant number, since it is smaller than the sum of its proper divisors (142339562).

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

134521750 is a wasteful number, since it uses less digits than its factorization.

134521750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4486 (or 4465 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 134521750 is about 11598.3511759215. The cubic root of 134521750 is about 512.3862924418.

The spelling of 134521750 in words is "one hundred thirty-four million, five hundred twenty-one thousand, seven hundred fifty".