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131353127 = 1091120397
BaseRepresentation
bin1111101010001…
…00101000100111
3100011011102121122
413311010220213
5232111300002
621011204155
73153324503
oct765045047
9304142548
10131353127
1168166604
1237ba665b
13212a0659
1413633303
15b7e96a2
hex7d44a27

131353127 has 4 divisors (see below), whose sum is σ = 131474616. Its totient is φ = 131231640.

The previous prime is 131353111. The next prime is 131353129. The reversal of 131353127 is 721353131.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 721353131 = 757795203.

It is a cyclic number.

It is not a de Polignac number, because 131353127 - 24 = 131353111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 131353096 and 131353105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131353129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59108 + ... + 61289.

It is an arithmetic number, because the mean of its divisors is an integer number (32868654).

Almost surely, 2131353127 is an apocalyptic number.

131353127 is a deficient number, since it is larger than the sum of its proper divisors (121489).

131353127 is a wasteful number, since it uses less digits than its factorization.

131353127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121488.

The product of its digits is 1890, while the sum is 26.

The square root of 131353127 is about 11460.9391849010. The cubic root of 131353127 is about 508.3312456661.

The spelling of 131353127 in words is "one hundred thirty-one million, three hundred fifty-three thousand, one hundred twenty-seven".

Divisors: 1 1091 120397 131353127