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135087562897 = 7174711046493
BaseRepresentation
bin111110111001111011…
…0001010000010010001
3110220200111002012220021
41331303312022002101
54203124404003042
6142020335143441
712521411224150
oct1756366120221
9426614065807
10135087562897
1152321453471
1222220674b81
13c97ac10c91
146777041597
1537a9814867
hex1f73d8a091

135087562897 has 8 divisors (see below), whose sum is σ = 154474172096. Its totient is φ = 115723050192.

The previous prime is 135087562879. The next prime is 135087562913. The reversal of 135087562897 is 798265780531.

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 135087562897 - 215 = 135087530129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135087562697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5511018 + ... + 5535475.

It is an arithmetic number, because the mean of its divisors is an integer number (19309271512).

Almost surely, 2135087562897 is an apocalyptic number.

It is an amenable number.

135087562897 is a deficient number, since it is larger than the sum of its proper divisors (19386609199).

135087562897 is a wasteful number, since it uses less digits than its factorization.

135087562897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11048247.

The product of its (nonzero) digits is 25401600, while the sum is 61.

The spelling of 135087562897 in words is "one hundred thirty-five billion, eighty-seven million, five hundred sixty-two thousand, eight hundred ninety-seven".

Divisors: 1 7 1747 12229 11046493 77325451 19298223271 135087562897