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40136135 = 513617479
BaseRepresentation
bin1001100100011…
…0110111000111
32210112010102112
42121012313013
540233324020
63552131235
7665102654
oct231066707
983463375
1040136135
1120723966
1211536b1b
1384137c0
14548ac2b
1537cc2c5
hex2646dc7

40136135 has 8 divisors (see below), whose sum is σ = 51868320. Its totient is φ = 29638944.

The previous prime is 40136119. The next prime is 40136141. The reversal of 40136135 is 53163104.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40136135 - 24 = 40136119 is a prime.

It is a super-2 number, since 2×401361352 = 3221818665476450, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40136135.

It is a congruent 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, 308675 + ... + 308804.

It is an arithmetic number, because the mean of its divisors is an integer number (6483540).

Almost surely, 240136135 is an apocalyptic number.

40136135 is a deficient number, since it is larger than the sum of its proper divisors (11732185).

40136135 is a wasteful number, since it uses less digits than its factorization.

40136135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617497.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 40136135 is about 6335.3085954829. The cubic root of 40136135 is about 342.3827293118.

Adding to 40136135 its reverse (53163104), we get a palindrome (93299239).

The spelling of 40136135 in words is "forty million, one hundred thirty-six thousand, one hundred thirty-five".

Divisors: 1 5 13 65 617479 3087395 8027227 40136135