134540901 has 24 divisors (see below), whose sum is σ = 212921280. Its totient is φ = 81187200.

The previous prime is 134540893. The next prime is 134540909. The reversal of 134540901 is 109045431.

134540901 is a `hidden beast` number, since 1 + 34 + 540 + 90 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (134540893) and next prime (134540909).

It is not a de Polignac number, because 134540901 - 2³ = 134540893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134540909) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21040 + ... + 26678.

It is an arithmetic number, because the mean of its divisors is an integer number (8871720).

Almost surely, 2^134540901 is an apocalyptic number.

134540901 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

134540901 is a deficient number, since it is larger than the sum of its proper divisors (78380379).

134540901 is a wasteful number, since it uses less digits than its factorization.

134540901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5897 (or 5894 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 134540901 is about 11599.1767380276. The cubic root of 134540901 is about 512.4106063397.

The spelling of 134540901 in words is "one hundred thirty-four million, five hundred forty thousand, nine hundred one".