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1310324149 is a prime number
BaseRepresentation
bin100111000011001…
…1111010110110101
310101022121100211001
41032012133112311
510140420333044
6334004443301
744320400011
oct11606372665
93338540731
101310324149
11612709a22
123069a9531
1317b611244
14c604b541
157a07e2d4
hex4e19f5b5

1310324149 has 2 divisors, whose sum is σ = 1310324150. Its totient is φ = 1310324148.

The previous prime is 1310324143. The next prime is 1310324153. The reversal of 1310324149 is 9414230131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 945132049 + 365192100 = 30743^2 + 19110^2 .

It is a cyclic number.

It is not a de Polignac number, because 1310324149 - 27 = 1310324021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1310324143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655162074 + 655162075.

It is an arithmetic number, because the mean of its divisors is an integer number (655162075).

Almost surely, 21310324149 is an apocalyptic number.

It is an amenable number.

1310324149 is a deficient number, since it is larger than the sum of its proper divisors (1).

1310324149 is an equidigital number, since it uses as much as digits as its factorization.

1310324149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 1310324149 is about 36198.3998126989. The cubic root of 1310324149 is about 1094.2744229559.

The spelling of 1310324149 in words is "one billion, three hundred ten million, three hundred twenty-four thousand, one hundred forty-nine".