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13512510023 is a prime number
BaseRepresentation
bin11001001010110100…
…01000101001000111
31021212201011122001012
430211122020221013
5210133200310043
610112455552435
7655565303645
oct144532105107
937781148035
1013512510023
115804506861
12275138b71b
131374616c7c
1492285a195
1554143ba18
hex325688a47

13512510023 has 2 divisors, whose sum is σ = 13512510024. Its totient is φ = 13512510022.

The previous prime is 13512510013. The next prime is 13512510073. The reversal of 13512510023 is 32001521531.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13512510023 - 212 = 13512505927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13512510013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6756255011 + 6756255012.

It is an arithmetic number, because the mean of its divisors is an integer number (6756255012).

Almost surely, 213512510023 is an apocalyptic number.

13512510023 is a deficient number, since it is larger than the sum of its proper divisors (1).

13512510023 is an equidigital number, since it uses as much as digits as its factorization.

13512510023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 900, while the sum is 23.

The spelling of 13512510023 in words is "thirteen billion, five hundred twelve million, five hundred ten thousand, twenty-three".