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13148141 is a prime number
BaseRepresentation
bin110010001001…
…111111101101
3220201222212012
4302021333231
511331220031
61145451005
7216520526
oct62117755
926658765
1013148141
117470436
1244a0a65
132954786
141a6384d
15124ab2b
hexc89fed

13148141 has 2 divisors, whose sum is σ = 13148142. Its totient is φ = 13148140.

The previous prime is 13148131. The next prime is 13148189. The reversal of 13148141 is 14184131.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12460900 + 687241 = 3530^2 + 829^2 .

It is a cyclic number.

It is not a de Polignac number, because 13148141 - 218 = 12885997 is a prime.

It is a super-2 number, since 2×131481412 = 345747223511762, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13148131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6574070 + 6574071.

It is an arithmetic number, because the mean of its divisors is an integer number (6574071).

Almost surely, 213148141 is an apocalyptic number.

It is an amenable number.

13148141 is a deficient number, since it is larger than the sum of its proper divisors (1).

13148141 is an equidigital number, since it uses as much as digits as its factorization.

13148141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 384, while the sum is 23.

The square root of 13148141 is about 3626.0365414596. The cubic root of 13148141 is about 236.0232489305.

The spelling of 13148141 in words is "thirteen million, one hundred forty-eight thousand, one hundred forty-one".